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sched/pelt: Cleanup PELT divider

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Factorize in a single place the calculation of the divider to be used to
to compute *_avg from *_sum value

Suggested-by: Dietmar Eggemann <dietmar.eggemann@arm.com>
Signed-off-by: Vincent Guittot <vincent.guittot@linaro.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20200612154703.23555-1-vincent.guittot@linaro.org
This commit is contained in:
Vincent Guittot
2020-06-12 17:47:03 +02:00
committed by Peter Zijlstra
parent c49694173d
commit 87e867b426
3 changed files with 24 additions and 15 deletions
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2
kernel/sched/pelt.c
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@@ -262,7 +262,7 @@ ___update_load_sum(u64 now, struct sched_avg *sa,
static __always_inline void
___update_load_avg(struct sched_avg *sa, unsigned long load)
{
u32 divider = LOAD_AVG_MAX - 1024 + sa->period_contrib;
u32 divider = get_pelt_divider(sa);
/*
* Step 2: update *_avg.