Commit-ID: 1158ddb55416855fd17abe3214298f736f00426a Gitweb: http://git.kernel.org/tip/1158ddb55416855fd17abe3214298f736f00426a Author: Kirill Tkhai <tkhai@xxxxxxxxx> AuthorDate: Fri, 23 Nov 2012 00:02:15 +0400 Committer: Ingo Molnar <mingo@xxxxxxxxxx> CommitDate: Thu, 24 Jan 2013 17:14:30 +0100 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: Kirill V Tkhai <tkhai@xxxxxxxxx> Acked-by: Steven Rostedt <rostedt@xxxxxxxxxxx> Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx> Cc: Tkhai Kirill <tkhai@xxxxxxxxx> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Link: http://lkml.kernel.org/r/118761353614535@xxxxxxxxxxxxxxxx Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx> --- kernel/sched/rt.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c index 418feb0..29bda5b 100644 --- a/kernel/sched/rt.c +++ b/kernel/sched/rt.c @@ -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) -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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