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authorOleg Nesterov <oleg@tv-sign.ru>2006-10-28 13:38:53 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-28 14:30:54 -0400
commitb8534d7bd89df0cd41cd47bcd6733a05ea9a691a (patch)
treec4650f417d7f05a9c645d6a0b1f64405ec4c8a39 /kernel/fork.c
parent17b02695b254aa2ef0e53df9c8e6548f86e66a9d (diff)
[PATCH] taskstats: kill ->taskstats_lock in favor of ->siglock
signal_struct is (mostly) protected by ->sighand->siglock, I think we don't need ->taskstats_lock to protect ->stats. This also allows us to simplify the locking in fill_tgid(). Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru> Cc: Shailabh Nagar <nagar@watson.ibm.com> Cc: Balbir Singh <balbir@in.ibm.com> Cc: Jay Lan <jlan@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel/fork.c')
-rw-r--r--kernel/fork.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/fork.c b/kernel/fork.c
index 213326609bac..3da978eec791 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -830,7 +830,7 @@ static inline int copy_signal(unsigned long clone_flags, struct task_struct * ts
830 if (clone_flags & CLONE_THREAD) { 830 if (clone_flags & CLONE_THREAD) {
831 atomic_inc(&current->signal->count); 831 atomic_inc(&current->signal->count);
832 atomic_inc(&current->signal->live); 832 atomic_inc(&current->signal->live);
833 taskstats_tgid_alloc(current->signal); 833 taskstats_tgid_alloc(current);
834 return 0; 834 return 0;
835 } 835 }
836 sig = kmem_cache_alloc(signal_cachep, GFP_KERNEL); 836 sig = kmem_cache_alloc(signal_cachep, GFP_KERNEL);