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sched/core: Remove unused rq::last_load_update_tick 

The following commit:

  5e83eafbfd ("sched/fair: Remove the rq->cpu_load[] update code")

eliminated the last use case for rq->last_load_update_tick, so remove
the field as well.

Reviewed-by: Dietmar Eggemann <dietmar.eggemann@arm.com>
Reviewed-by: Vincent Guittot <vincent.guittot@linaro.org>
Signed-off-by: Vincent Donnefort <vincent.donnefort@arm.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lkml.kernel.org/r/1584710495-308969-1-git-send-email-vincent.donnefort@arm.com
This commit is contained in:
Vincent Donnefort 2020-03-20 13:21:35 +00:00 committed by Ingo Molnar
parent 62849a9612
commit 275b2f6723
2 changed files with 0 additions and 2 deletions
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1
kernel/sched/core.c
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@ -6694,7 +6694,6 @@ void __init sched_init(void)
rq_attach_root(rq, &def_root_domain);
#ifdef CONFIG_NO_HZ_COMMON
rq->last_load_update_tick = jiffies;
rq->last_blocked_load_update_tick = jiffies;
atomic_set(&rq->nohz_flags, 0);
#endif

1
kernel/sched/sched.h
View File

@ -888,7 +888,6 @@ struct rq {
#endif
#ifdef CONFIG_NO_HZ_COMMON
#ifdef CONFIG_SMP
unsigned long last_load_update_tick;
unsigned long last_blocked_load_update_tick;
unsigned int has_blocked_load;
#endif /* CONFIG_SMP */