Commit 356d6d50 authored by Oleg Nesterov's avatar Oleg Nesterov Committed by Linus Torvalds

exec: consolidate 2 fast-paths

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: default avatarOleg Nesterov <oleg@tv-sign.ru>
Cc: Roland McGrath <roland@redhat.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent b2c903b8
...@@ -752,15 +752,6 @@ static int de_thread(struct task_struct *tsk) ...@@ -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;
......
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