Commit e9e7cb38 authored Feb 11, 2014 by Juri Lelli Committed by Thomas Gleixner Feb 21, 2014

sched/core: Fix sched_rt_global_validate



Don't compare sysctl_sched_rt_runtime against sysctl_sched_rt_period if
the former is equal to RUNTIME_INF, otherwise disabling -rt bandwidth
management (with CONFIG_RT_GROUP_SCHED=n) fails.

Cc: Ingo Molnar <mingo@redhat.com>
Signed-off-by: Juri Lelli <juri.lelli@gmail.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1392107067-19907-2-git-send-email-juri.lelli@gmail.com


Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

parent 4df1638c

kernel/sched/core.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -7475,7 +7475,8 @@ static int sched_rt_global_validate(void)
		if (sysctl_sched_rt_period <= 0)
		return -EINVAL;

		if (sysctl_sched_rt_runtime > sysctl_sched_rt_period)
		if ((sysctl_sched_rt_runtime != RUNTIME_INF) &&
		(sysctl_sched_rt_runtime > sysctl_sched_rt_period))
		return -EINVAL;

		return 0;