[PATCH] sched: don't awaken RT tasks on expired array

RT tasks are being awakened on the expired array when expired_starving() is
true, whereas they really should be excluded.  Fix.

Signed-off-by: Mike Galbraith <efault@gmx.de>
Acked-by: Ingo Molnar <mingo@elte.hu>
Cc: Con Kolivas <kernel@kolivas.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Mike Galbraith 2006-04-10 22:52:45 -07:00 committed by Linus Torvalds
parent 5ce74abe78
commit 8a5bc075b8

View file

@ -713,7 +713,7 @@ static void __activate_task(task_t *p, runqueue_t *rq)
{
prio_array_t *target = rq->active;
if (unlikely(batch_task(p) || expired_starving(rq)))
if (unlikely(batch_task(p) || (expired_starving(rq) && !rt_task(p))))
target = rq->expired;
enqueue_task(p, target);
rq->nr_running++;