Commit 356d6d50 authored Oct 16, 2007 by Oleg Nesterov Committed by Linus Torvalds Oct 17, 2007

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>

parent b2c903b8

fs/exec.c

+0 −9

Original line number	Diff line number	Diff line
		@@ -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;