Messages in this thread Patch in this message | | | Date | Sat, 22 Dec 2012 12:12:02 -0500 | From | Steven Rostedt <> | Subject | [PATCH RT 1/4] sched: Adjust sched_reset_on_fork when nothing else changes |
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From: Thomas Gleixner <tglx@linutronix.de>
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 <tglx@linutronix.de> Cc: stable@vger.kernel.org Cc: stable-rt@vger.kernel.org --- kernel/sched.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/kernel/sched.c b/kernel/sched.c index 2cf4c4b..945009e 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -5339,11 +5339,13 @@ 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))) { - + p->sched_reset_on_fork = reset_on_fork; __task_rq_unlock(rq); raw_spin_unlock_irqrestore(&p->pi_lock, flags); return 0; -- 1.7.10.4
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