Re: [PATCH 3/3] sched/fair: schedutil: explicit update only when required

From: Patrick Bellasi
Date: Fri May 11 2018 - 04:42:29 EST


On 11-May 11:13, Viresh Kumar wrote:
> On 10-05-18, 16:05, Patrick Bellasi wrote:
> > diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
> > -static void attach_entity_load_avg(struct cfs_rq *cfs_rq, struct sched_entity *se, int flags)
> > +static void attach_entity_load_avg(struct cfs_rq *cfs_rq, struct sched_entity *se)
> > {
> > u32 divider = LOAD_AVG_MAX - 1024 + cfs_rq->avg.period_contrib;
> >
> > @@ -3762,7 +3736,6 @@ static void attach_entity_load_avg(struct cfs_rq *cfs_rq, struct sched_entity *s
> >
> > add_tg_cfs_propagate(cfs_rq, se->avg.load_sum);
> >
> > - cfs_rq_util_change(cfs_rq, flags);
>
> Was leaving a blank line at the end of routine intentional ?

No, good catch. Will fix this, thanks!

>
> > }
> >
> > /**
> > @@ -3781,7 +3754,6 @@ static void detach_entity_load_avg(struct cfs_rq *cfs_rq, struct sched_entity *s
> >
> > add_tg_cfs_propagate(cfs_rq, -se->avg.load_sum);
> >
> > - cfs_rq_util_change(cfs_rq, 0);
>
> Here too.
>
> > }
> --
> viresh

--
#include <best/regards.h>

Patrick Bellasi