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: 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:
parent
b2c903b879
commit
356d6d5058
@ -752,15 +752,6 @@ static int de_thread(struct task_struct *tsk)
|
||||
struct task_struct *leader = NULL;
|
||||
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))
|
||||
goto no_thread_group;
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user