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authorOleg Nesterov <oleg@tv-sign.ru>2007-10-17 02:26:59 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-17 11:42:51 -0400
commitebca4cda1133775111e8b09f7124a7e5e391926d (patch)
tree074d2791b1e7b784aa6126012eeac38d505b2c06 /kernel/signal.c
parent3ae4cbadf4bf97ee137b921a1b928d2a5dcd26ca (diff)
zap_other_threads: don't optimize thread_group_empty() case
Nowadays thread_group_empty() and next_thread() are simple list operations, this optimization doesn't make sense: we are doing exactly same check one line below. Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru> Acked-by: Roland McGrath <roland@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/signal.c')
-rw-r--r--kernel/signal.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/kernel/signal.c b/kernel/signal.c
index 2f7736ff7418..b7aa492e16ad 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -985,9 +985,6 @@ void zap_other_threads(struct task_struct *p)
985 p->signal->flags = SIGNAL_GROUP_EXIT; 985 p->signal->flags = SIGNAL_GROUP_EXIT;
986 p->signal->group_stop_count = 0; 986 p->signal->group_stop_count = 0;
987 987
988 if (thread_group_empty(p))
989 return;
990
991 for (t = next_thread(p); t != p; t = next_thread(t)) { 988 for (t = next_thread(p); t != p; t = next_thread(t)) {
992 /* 989 /*
993 * Don't bother with already dead threads 990 * Don't bother with already dead threads