forked from luck/tmp_suning_uos_patched
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: d50dde5a10
("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>
This commit is contained in:
parent
5778fccf36
commit
e3de300d12
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@ -3451,7 +3451,8 @@ int sched_setscheduler(struct task_struct *p, int policy,
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{
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struct sched_attr attr = {
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.sched_policy = policy,
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.sched_priority = param->sched_priority
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.sched_priority = param->sched_priority,
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.sched_nice = PRIO_TO_NICE(p->static_prio),
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};
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return __sched_setscheduler(p, &attr, true);
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}
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@ -3481,7 +3482,8 @@ int sched_setscheduler_nocheck(struct task_struct *p, int policy,
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{
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struct sched_attr attr = {
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.sched_policy = policy,
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.sched_priority = param->sched_priority
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.sched_priority = param->sched_priority,
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.sched_nice = PRIO_TO_NICE(p->static_prio),
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};
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return __sched_setscheduler(p, &attr, false);
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}
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