diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2014-02-07 20:58:40 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2014-02-22 18:08:43 +0100 |
| commit | d6b1e9119787fd2e31dcf0f0ce90b71197604206 (patch) | |
| tree | 7115c54f7f35bc92a6211aa42fd722f72475ea9a /kernel/sched | |
| parent | 8f47b1871b8aac98f1a9d93bc3467fb97b65199a (diff) | |
| download | linux-d6b1e9119787fd2e31dcf0f0ce90b71197604206.tar.bz2 | |
sched: Adjust p->sched_reset_on_fork when nothing else changes
If the policy and priority remain unchanged a possible modification of
p->sched_reset_on_fork gets lost in the early exit path.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
[ Rebase ontop of v3.14-rc1. ]
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1391803122-4425-5-git-send-email-bigeasy@linutronix.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/sched')
| -rw-r--r-- | kernel/sched/core.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c index c94e851dc981..771eb8762df4 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -3362,7 +3362,8 @@ 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)) { if (fair_policy(policy) && attr->sched_nice != task_nice(p)) @@ -3372,6 +3373,7 @@ recheck: if (dl_policy(policy)) goto change; + p->sched_reset_on_fork = reset_on_fork; task_rq_unlock(rq, p, &flags); return 0; } |