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| author | Vincent Guittot <vincent.guittot@linaro.org> | 2018-09-25 11:17:42 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2018-10-02 09:45:00 +0200 |
| commit | 11d4afd4ff667f9b6178ee8c142c36cb78bd84db (patch) | |
| tree | a327db3eb28ed3e0b023525528ebf3d9abdfe2c6 /kernel/sched/sched.h | |
| parent | Merge branch 'sched/urgent' into sched/core, to pick up fixes (diff) | |
| download | linux-11d4afd4ff667f9b6178ee8c142c36cb78bd84db.tar.xz linux-11d4afd4ff667f9b6178ee8c142c36cb78bd84db.zip | |
sched/pelt: Fix warning and clean up IRQ PELT config
Create a config for enabling irq load tracking in the scheduler.
irq load tracking is useful only when irq or paravirtual time is
accounted but it's only possible with SMP for now.
Also use __maybe_unused to remove the compilation warning in
update_rq_clock_task() that has been introduced by:
2e62c4743adc ("sched/fair: Remove #ifdefs from scale_rt_capacity()")
Suggested-by: Ingo Molnar <mingo@redhat.com>
Reported-by: Dou Liyang <douly.fnst@cn.fujitsu.com>
Reported-by: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
Signed-off-by: Vincent Guittot <vincent.guittot@linaro.org>
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: bp@alien8.de
Cc: dou_liyang@163.com
Fixes: 2e62c4743adc ("sched/fair: Remove #ifdefs from scale_rt_capacity()")
Link: http://lkml.kernel.org/r/1537867062-27285-1-git-send-email-vincent.guittot@linaro.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/sched/sched.h')
| -rw-r--r-- | kernel/sched/sched.h | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index 632804fa0b12..798b1afd5092 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -862,8 +862,7 @@ struct rq { struct sched_avg avg_rt; struct sched_avg avg_dl; -#if defined(CONFIG_IRQ_TIME_ACCOUNTING) || defined(CONFIG_PARAVIRT_TIME_ACCOUNTING) -#define HAVE_SCHED_AVG_IRQ +#ifdef CONFIG_HAVE_SCHED_AVG_IRQ struct sched_avg avg_irq; #endif u64 idle_stamp; @@ -2223,7 +2222,7 @@ static inline unsigned long cpu_util_rt(struct rq *rq) } #endif -#ifdef HAVE_SCHED_AVG_IRQ +#ifdef CONFIG_HAVE_SCHED_AVG_IRQ static inline unsigned long cpu_util_irq(struct rq *rq) { return rq->avg_irq.util_avg; |