diff options
| author | Peter Zijlstra <peterz@infradead.org> | 2014-01-15 12:30:15 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2014-01-16 09:27:14 +0100 |
| commit | e3de300d1212b42aa9d0d6031b12fca06ac00dd9 (patch) | |
| tree | 630b79be92ea0c689b17d9363eb3020fca21255e /kernel/sched | |
| parent | 5778fccf361c9ba443b45d822f3d875f64c80084 (diff) | |
| download | blackbird-op-linux-e3de300d1212b42aa9d0d6031b12fca06ac00dd9.tar.gz blackbird-op-linux-e3de300d1212b42aa9d0d6031b12fca06ac00dd9.zip | |
sched: Preserve the nice level over sched_setscheduler() and sched_setparam() calls
Previously sched_setscheduler() and sched_setparam() would not affect
the nice value of a task, restore this behaviour.
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Cc: raistlin@linux.it
Cc: juri.lelli@gmail.com
Cc: Michael wang <wangyun@linux.vnet.ibm.com>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Fixes: d50dde5a10f3 ("sched: Add new scheduler syscalls to support an extended scheduling parameters ABI")
Link: http://lkml.kernel.org/r/20140115113015.GB31570@twins.programming.kicks-ass.net
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/sched')
| -rw-r--r-- | kernel/sched/core.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 26af3702ebf1..c1b3d7e04f0f 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -3451,7 +3451,8 @@ int sched_setscheduler(struct task_struct *p, int policy, { struct sched_attr attr = { .sched_policy = policy, - .sched_priority = param->sched_priority + .sched_priority = param->sched_priority, + .sched_nice = PRIO_TO_NICE(p->static_prio), }; return __sched_setscheduler(p, &attr, true); } @@ -3481,7 +3482,8 @@ int sched_setscheduler_nocheck(struct task_struct *p, int policy, { struct sched_attr attr = { .sched_policy = policy, - .sched_priority = param->sched_priority + .sched_priority = param->sched_priority, + .sched_nice = PRIO_TO_NICE(p->static_prio), }; return __sched_setscheduler(p, &attr, false); } |
