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Commit 1158ddb5 authored by Kirill Tkhai's avatar Kirill Tkhai Committed by Ingo Molnar
Browse files

sched/rt: Add reschedule check to switched_from_rt() 



Reschedule rq->curr if the first RT task has just been
pulled to the rq.

Signed-off-by: default avatarKirill V Tkhai <tkhai@yandex.ru>
Acked-by: default avatarSteven Rostedt <rostedt@goodmis.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Tkhai Kirill <tkhai@yandex.ru>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/118761353614535@web28f.yandex.ru


Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
parent a59f4e07

kernel/sched/rt.c

+5 −2
Original line number Diff line number Diff line
@@ -1889,8 +1889,11 @@ static void switched_from_rt(struct rq *rq, struct task_struct *p) 
	 * we may need to handle the pulling of RT tasks

	 * now.

	 */

	if (p->on_rq && !rq->rt.rt_nr_running)

		pull_rt_task(rq);

	if (!p->on_rq || rq->rt.rt_nr_running)

		return;



	if (pull_rt_task(rq))

		resched_task(rq->curr);

}



void init_sched_rt_class(void)