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sched/fair: Drop always true parameter of update_cfs_rq_load_avg()

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update_freq is always true and there is no need to pass it to
update_cfs_rq_load_avg(). Remove it.

Signed-off-by: Viresh Kumar <viresh.kumar@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: Vincent Guittot <vincent.guittot@linaro.org>
Cc: linaro-kernel@lists.linaro.org
Link: http://lkml.kernel.org/r/2d28d295f3f591ede7e931462bce1bda5aaa4896.1495603536.git.viresh.kumar@linaro.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Viresh Kumar 2017-05-24 10:59:56 +05:30 • committed by Ingo Molnar
parent 9674f5cad2
commit 3a123bbbb1
1 changed files with 7 additions and 8 deletions
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15
kernel/sched/fair.c
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@ -806,7 +806,7 @@ void post_init_entity_util_avg(struct sched_entity *se)
/* /*
* For !fair tasks do: * For !fair tasks do:
* *
update_cfs_rq_load_avg(now, cfs_rq, false); update_cfs_rq_load_avg(now, cfs_rq);
attach_entity_load_avg(cfs_rq, se); attach_entity_load_avg(cfs_rq, se);
switched_from_fair(rq, p); switched_from_fair(rq, p);
* *
@ -3320,7 +3320,6 @@ static inline void set_tg_cfs_propagate(struct cfs_rq *cfs_rq) {}
* update_cfs_rq_load_avg - update the cfs_rq's load/util averages * update_cfs_rq_load_avg - update the cfs_rq's load/util averages
* @now: current time, as per cfs_rq_clock_task() * @now: current time, as per cfs_rq_clock_task()
* @cfs_rq: cfs_rq to update * @cfs_rq: cfs_rq to update
* @update_freq: should we call cfs_rq_util_change() or will the call do so
* *
* The cfs_rq avg is the direct sum of all its entities (blocked and runnable) * The cfs_rq avg is the direct sum of all its entities (blocked and runnable)
* avg. The immediate corollary is that all (fair) tasks must be attached, see * avg. The immediate corollary is that all (fair) tasks must be attached, see
@ -3334,7 +3333,7 @@ static inline void set_tg_cfs_propagate(struct cfs_rq *cfs_rq) {}
* call update_tg_load_avg() when this function returns true. * call update_tg_load_avg() when this function returns true.
*/ */
static inline int static inline int
update_cfs_rq_load_avg(u64 now, struct cfs_rq *cfs_rq, bool update_freq) update_cfs_rq_load_avg(u64 now, struct cfs_rq *cfs_rq)
{ {
struct sched_avg *sa = &cfs_rq->avg; struct sched_avg *sa = &cfs_rq->avg;
int decayed, removed_load = 0, removed_util = 0; int decayed, removed_load = 0, removed_util = 0;
@ -3362,7 +3361,7 @@ update_cfs_rq_load_avg(u64 now, struct cfs_rq *cfs_rq, bool update_freq)
cfs_rq->load_last_update_time_copy = sa->last_update_time; cfs_rq->load_last_update_time_copy = sa->last_update_time;
#endif #endif
if (update_freq && (decayed || removed_util)) if (decayed || removed_util)
cfs_rq_util_change(cfs_rq); cfs_rq_util_change(cfs_rq);
return decayed || removed_load; return decayed || removed_load;
@ -3390,7 +3389,7 @@ static inline void update_load_avg(struct sched_entity *se, int flags)
if (se->avg.last_update_time && !(flags & SKIP_AGE_LOAD)) if (se->avg.last_update_time && !(flags & SKIP_AGE_LOAD))
__update_load_avg_se(now, cpu, cfs_rq, se); __update_load_avg_se(now, cpu, cfs_rq, se);
decayed = update_cfs_rq_load_avg(now, cfs_rq, true); decayed = update_cfs_rq_load_avg(now, cfs_rq);
decayed |= propagate_entity_load_avg(se); decayed |= propagate_entity_load_avg(se);
if (decayed && (flags & UPDATE_TG)) if (decayed && (flags & UPDATE_TG))
@ -3534,7 +3533,7 @@ static int idle_balance(struct rq *this_rq, struct rq_flags *rf);
#else /* CONFIG_SMP */ #else /* CONFIG_SMP */
static inline int static inline int
update_cfs_rq_load_avg(u64 now, struct cfs_rq *cfs_rq, bool update_freq) update_cfs_rq_load_avg(u64 now, struct cfs_rq *cfs_rq)
{ {
return 0; return 0;
} }
@ -6919,7 +6918,7 @@ static void update_blocked_averages(int cpu)
if (throttled_hierarchy(cfs_rq)) if (throttled_hierarchy(cfs_rq))
continue; continue;
if (update_cfs_rq_load_avg(cfs_rq_clock_task(cfs_rq), cfs_rq, true)) if (update_cfs_rq_load_avg(cfs_rq_clock_task(cfs_rq), cfs_rq))
update_tg_load_avg(cfs_rq, 0); update_tg_load_avg(cfs_rq, 0);
/* Propagate pending load changes to the parent, if any: */ /* Propagate pending load changes to the parent, if any: */
@ -6992,7 +6991,7 @@ static inline void update_blocked_averages(int cpu)
rq_lock_irqsave(rq, &rf); rq_lock_irqsave(rq, &rf);
update_rq_clock(rq); update_rq_clock(rq);
update_cfs_rq_load_avg(cfs_rq_clock_task(cfs_rq), cfs_rq, true); update_cfs_rq_load_avg(cfs_rq_clock_task(cfs_rq), cfs_rq);
rq_unlock_irqrestore(rq, &rf); rq_unlock_irqrestore(rq, &rf);
} }