Commit 1c83437e authored Oct 05, 2011 by Thomas Gleixner Committed by Ingo Molnar Oct 06, 2011

sched: Warn on rt throttling



The default rt-throttling is a source of never ending questions. Warn
once when we go into throttling so folks have that info in dmesg.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/alpine.LFD.2.02.1110051331480.18778@ionos


Signed-off-by: Ingo Molnar <mingo@elte.hu>

parent 4939602a

kernel/sched_rt.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -655,6 +655,7 @@ static int sched_rt_runtime_exceeded(struct rt_rq *rt_rq)

		if (rt_rq->rt_time > runtime) {
		rt_rq->rt_throttled = 1;
		printk_once(KERN_WARNING "sched: RT throttling activated\n");
		if (rt_rq_throttled(rt_rq)) {
		sched_rt_rq_dequeue(rt_rq);
		return 1;

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