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author | Dietmar Eggemann <dietmar.eggemann@arm.com> | 2019-05-27 09:21:15 +0300 |
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committer | Ingo Molnar <mingo@kernel.org> | 2019-06-03 12:49:41 +0300 |
commit | af75d1a9a9f75bf030c2f35705f1ff6d226f96fe (patch) | |
tree | 49effe26e4681d94320080d700c18e9f0d9244f2 /kernel | |
parent | 0e1fef63d92d61ed561e504c3a078a827a0f9bfe (diff) | |
download | linux-af75d1a9a9f75bf030c2f35705f1ff6d226f96fe.tar.xz |
sched/fair: Remove sgs->sum_weighted_load
Since sg_lb_stats::sum_weighted_load is now identical with
sg_lb_stats::group_load remove it and replace its use case
(calculating load per task) with the latter.
Signed-off-by: Dietmar Eggemann <dietmar.eggemann@arm.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Rik van Riel <riel@surriel.com>
Acked-by: Vincent Guittot <vincent.guittot@linaro.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Morten Rasmussen <morten.rasmussen@arm.com>
Cc: Patrick Bellasi <patrick.bellasi@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Quentin Perret <quentin.perret@arm.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Valentin Schneider <valentin.schneider@arm.com>
Link: https://lkml.kernel.org/r/20190527062116.11512-7-dietmar.eggemann@arm.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel')
-rw-r--r-- | kernel/sched/fair.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 5b9691e5ea59..7f8d477f90fe 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -7577,7 +7577,6 @@ static unsigned long task_h_load(struct task_struct *p) struct sg_lb_stats { unsigned long avg_load; /*Avg load across the CPUs of the group */ unsigned long group_load; /* Total load over the CPUs of the group */ - unsigned long sum_weighted_load; /* Weighted load of group's tasks */ unsigned long load_per_task; unsigned long group_capacity; unsigned long group_util; /* Total utilization of the group */ @@ -7944,7 +7943,6 @@ static inline void update_sg_lb_stats(struct lb_env *env, sgs->nr_numa_running += rq->nr_numa_running; sgs->nr_preferred_running += rq->nr_preferred_running; #endif - sgs->sum_weighted_load += weighted_cpuload(rq); /* * No need to call idle_cpu() if nr_running is not 0 */ @@ -7963,7 +7961,7 @@ static inline void update_sg_lb_stats(struct lb_env *env, sgs->avg_load = (sgs->group_load*SCHED_CAPACITY_SCALE) / sgs->group_capacity; if (sgs->sum_nr_running) - sgs->load_per_task = sgs->sum_weighted_load / sgs->sum_nr_running; + sgs->load_per_task = sgs->group_load / sgs->sum_nr_running; sgs->group_weight = group->group_weight; |