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exec: consolidate 2 fast-paths

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Now that we don't pre-allocate the new ->sighand, we can kill the first fast
path, it doesn't make sense any longer. At best, it can save one "list_empty()"
check but leads to the code duplication.

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Cc: Roland McGrath <roland@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Oleg Nesterov 2007-10-16 23:27:23 -07:00 committed by Linus Torvalds
parent b2c903b879
commit 356d6d5058
1 changed files with 0 additions and 9 deletions
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9
fs/exec.c
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@ -752,15 +752,6 @@ static int de_thread(struct task_struct *tsk)
struct task_struct *leader = NULL; struct task_struct *leader = NULL;
int count; int count;
/*
* If we don't share sighandlers, then we aren't sharing anything
* and we can just re-use it all.
*/
if (atomic_read(&oldsighand->count) <= 1) {
exit_itimers(sig);
return 0;
}
if (thread_group_empty(tsk)) if (thread_group_empty(tsk))
goto no_thread_group; goto no_thread_group;