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| author | Vincent Guittot <vincent.guittot@linaro.org> | 2017-05-17 11:50:45 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-09-29 19:35:14 +0200 |
| commit | 9059393e4ec1c8c6623a120b405ef2c90b968d80 (patch) | |
| tree | 3846d56a0d85045436bbf0c8bd27e59ab1876a5b /kernel/sched/sched.h | |
| parent | 840c5abca499a858619954dbcffc82110bb6e076 (diff) | |
| download | blackbird-obmc-linux-9059393e4ec1c8c6623a120b405ef2c90b968d80.tar.gz blackbird-obmc-linux-9059393e4ec1c8c6623a120b405ef2c90b968d80.zip | |
sched/fair: Use reweight_entity() for set_user_nice()
Now that we directly change load_avg and propagate that change into
the sums, sys_nice() and co should do the same, otherwise its possible
to confuse load accounting when we migrate near the weight change.
Fixes-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Vincent Guittot <vincent.guittot@linaro.org>
[ Added changelog, fixed the call condition. ]
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org
Link: http://lkml.kernel.org/r/20170517095045.GA8420@linaro.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/sched/sched.h')
| -rw-r--r-- | kernel/sched/sched.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index 14db76cd496f..a5d97460ee4e 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -1529,6 +1529,8 @@ extern void init_sched_dl_class(void); extern void init_sched_rt_class(void); extern void init_sched_fair_class(void); +extern void reweight_task(struct task_struct *p, int prio); + extern void resched_curr(struct rq *rq); extern void resched_cpu(int cpu); |
