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[REPOST,-,1/2] sched/core: fix sched_rt_global_validate

Message ID 1392107067-19907-2-git-send-email-juri.lelli@gmail.com
State Accepted
Commit e9e7cb38c21c80c82af4b16608bb4c8c5ec6a28e
Headers show

Commit Message

Juri Lelli Feb. 11, 2014, 8:24 a.m. UTC 
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>
Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Juri Lelli <juri.lelli@gmail.com>
---
 kernel/sched/core.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 104c816..604dd4e 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -7465,7 +7465,8 @@  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;