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Date: Mon, 17 Feb 2014 09:55:13 +0800 From: Alex Shi <alex.shi@...aro.org> To: mingo@...hat.com, peterz@...radead.org, morten.rasmussen@....com Cc: vincent.guittot@...aro.org, daniel.lezcano@...aro.org, fweisbec@...il.com, linux@....linux.org.uk, tony.luck@...el.com, fenghua.yu@...el.com, james.hogan@...tec.com, alex.shi@...aro.org, jason.low2@...com, viresh.kumar@...aro.org, hanjun.guo@...aro.org, linux-kernel@...r.kernel.org, tglx@...utronix.de, akpm@...ux-foundation.org, arjan@...ux.intel.com, pjt@...gle.com, fengguang.wu@...el.com, linaro-kernel@...ts.linaro.org, wangyun@...ux.vnet.ibm.com Subject: [PATCH v2 07/11] sched: clean up weighted_cpuload weighted_cpuload is used instead of source_load() when !idx. Now idx is always 0. so unify the usage to soruce_load. That make code more readable. Signed-off-by: Alex Shi <alex.shi@...aro.org> --- kernel/sched/fair.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 2da0e3b..5cdc838 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -1045,7 +1045,7 @@ static void update_numa_stats(struct numa_stats *ns, int nid) struct rq *rq = cpu_rq(cpu); ns->nr_running += rq->nr_running; - ns->load += weighted_cpuload(cpu); + ns->load += source_load(cpu); ns->power += power_of(cpu); cpus++; @@ -3940,7 +3940,7 @@ static void dequeue_task_fair(struct rq *rq, struct task_struct *p, int flags) #ifdef CONFIG_SMP /* Used instead of source_load when we know the type == 0 */ -static unsigned long weighted_cpuload(const int cpu) +static inline unsigned long weighted_cpuload(const int cpu) { return cpu_rq(cpu)->cfs.runnable_load_avg; } @@ -4324,7 +4324,7 @@ find_idlest_cpu(struct sched_group *group, struct task_struct *p, int this_cpu) /* Traverse only the allowed CPUs */ for_each_cpu_and(i, sched_group_cpus(group), tsk_cpus_allowed(p)) { - load = weighted_cpuload(i); + load = source_load(i); if (load < min_load || (load == min_load && i == this_cpu)) { min_load = load; @@ -5762,7 +5762,7 @@ 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(i); + sgs->sum_weighted_load += source_load(i); if (idle_cpu(i)) sgs->idle_cpus++; } @@ -6248,10 +6248,10 @@ static struct rq *find_busiest_queue(struct lb_env *env, if (!capacity) capacity = fix_small_capacity(env->sd, group); - wl = weighted_cpuload(i); + wl = source_load(i); /* - * When comparing with imbalance, use weighted_cpuload() + * When comparing with imbalance, use source_load() * which is not scaled with the cpu power. */ if (capacity && rq->nr_running == 1 && wl > env->imbalance) @@ -6259,7 +6259,7 @@ static struct rq *find_busiest_queue(struct lb_env *env, /* * For the load comparisons with the other cpu's, consider - * the weighted_cpuload() scaled with the cpu power, so that + * the source_load() scaled with the cpu power, so that * the load can be moved away from the cpu that is potentially * running at a lower capacity. * -- 1.8.1.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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