From: Chris Wright <chrisw@osdl.org>
Add simple helper function to grab a reference to a user_struct.
---
25-akpm/include/linux/sched.h | 5 +++++
1 files changed, 5 insertions(+)
diff -puN include/linux/sched.h~rlim-add-simple-get_uid-helper include/linux/sched.h
--- 25/include/linux/sched.h~rlim-add-simple-get_uid-helper 2004-05-18 18:31:52.818827040 -0700
+++ 25-akpm/include/linux/sched.h 2004-05-18 18:31:52.821826584 -0700
@@ -756,6 +756,11 @@ extern void __set_special_pids(pid_t ses
/* per-UID process charging. */
extern struct user_struct * alloc_uid(uid_t);
+static inline struct user_struct *get_uid(struct user_struct *u)
+{
+ atomic_inc(&u->__count);
+ return u;
+}
extern void free_uid(struct user_struct *);
extern void switch_uid(struct user_struct *);
_