Return-Path: Message-Id: <20121222042553.675639341@goodmis.org> Date: Fri, 21 Dec 2012 23:25:16 -0500 From: Steven Rostedt To: linux-kernel@vger.kernel.org, linux-rt-users Cc: Thomas Gleixner , Carsten Emde , John Kacur , , Subject: [PATCH RT 1/5] sched: Adjust sched_reset_on_fork when nothing else changes References: <20121222042515.867823077@goodmis.org> Content-Disposition: inline; filename=0001-sched-Adjust-sched_reset_on_fork-when-nothing-else-c.patch Sender: linux-kernel-owner@vger.kernel.org List-ID: From: Thomas Gleixner 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 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))) { - + 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