[PATCH RT 1/5] sched: Adjust sched_reset_on_fork when nothing else changes
From: Steven Rostedt <rostedt@goodmis.org>
Date: 2012-12-22 04:26:06
Also in:
lkml, stable
Subsystem:
scheduler, the rest · Maintainers:
Ingo Molnar, Peter Zijlstra, Juri Lelli, Vincent Guittot, Linus Torvalds
From: Thomas Gleixner <redacted> If the policy and priority remain unchanged a possible modification of sched_reset_on_fork gets lost in the early exit path. Signed-off-by: Thomas Gleixner <redacted> Cc: stable@vger.kernel.org Cc: stable-rt@vger.kernel.org --- kernel/sched/core.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 1f9d6f5..3753bda 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c@@ -4441,11 +4441,13 @@ recheck: } /* - * If not changing anything there's no need to proceed further: + * If not changing anything there's no need to proceed + * further, but store a possible modification of + * reset_on_fork. */ if (unlikely(policy == p->policy && (!rt_policy(policy) || param->sched_priority == p->rt_priority))) {