* Peter Zijlstra wrote:
> On Wed, Sep 02, 2015 at 11:33:15AM +0900, Byungchul Park wrote:
> > +++ b/kernel/sched/fair.c
> > @@ -7920,14 +7920,14 @@ prio_changed_fair(struct rq *rq, struct task_struct
> > *p, int oldprio)
> >
> > static inline bool vruntime_normalized(struct task_struct *p)
>
On Wed, Sep 02, 2015 at 11:33:15AM +0900, Byungchul Park wrote:
> +++ b/kernel/sched/fair.c
> @@ -7920,14 +7920,14 @@ prio_changed_fair(struct rq *rq, struct task_struct
> *p, int oldprio)
>
> static inline bool vruntime_normalized(struct task_struct *p)
> {
> struct sched_entity *se = &
On Tue, Sep 01, 2015 at 05:03:43PM +0200, Peter Zijlstra wrote:
> On Tue, Sep 01, 2015 at 09:28:49AM +0900, Byungchul Park wrote:
>
> > check the condition "!(flags & DEQUEUE_SLEEP)" for doing normalizing in
> > dequeue_entity(). i think you have to keep my original comment, or
> > modify your com
On Tue, Sep 01, 2015 at 09:28:49AM +0900, Byungchul Park wrote:
> check the condition "!(flags & DEQUEUE_SLEEP)" for doing normalizing in
> dequeue_entity(). i think you have to keep my original comment, or
> modify your comment to something like below.
>
> before - If it's !queued, sleeping task
On Tue, Sep 01, 2015 at 09:28:49AM +0900, Byungchul Park wrote:
> On Mon, Aug 31, 2015 at 05:21:38PM +0200, Peter Zijlstra wrote:
> > On Thu, Aug 20, 2015 at 08:35:16PM +0900, Byungchul Park wrote:
> > > On Thu, Aug 20, 2015 at 08:22:00PM +0900, byungchul.p...@lge.com wrote:
> >
> > > > + /*
On Mon, Aug 31, 2015 at 05:21:38PM +0200, Peter Zijlstra wrote:
> On Thu, Aug 20, 2015 at 08:35:16PM +0900, Byungchul Park wrote:
> > On Thu, Aug 20, 2015 at 08:22:00PM +0900, byungchul.p...@lge.com wrote:
>
> > > + /*
> > > + * If it's !queued, then only when the task is sleeping it has a
> > >
On Mon, Aug 31, 2015 at 05:21:38PM +0200, Peter Zijlstra wrote:
> + if (!p->se.on_rq)
> return true;
>
> return false;
>
>
> Does that make sense?
It does not.. never mind me.
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On Thu, Aug 20, 2015 at 08:35:16PM +0900, Byungchul Park wrote:
> On Thu, Aug 20, 2015 at 08:22:00PM +0900, byungchul.p...@lge.com wrote:
> > + /*
> > +* If it's !queued, then only when the task is sleeping it has a
> > +* non-normalized vruntime, that is, when the task is being migrated
On Thu, Aug 20, 2015 at 08:22:00PM +0900, byungchul.p...@lge.com wrote:
> From: Byungchul Park
>
> diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
> index af6ad5f..53d0e30 100644
> --- a/kernel/sched/fair.c
> +++ b/kernel/sched/fair.c
> @@ -7918,21 +7918,47 @@ prio_changed_fair(struct rq *
From: Byungchul Park
this patch introduces two functions for adjusting a task's vruntime
and the target cfs_rq's average load so that redundancy code doing
same things can be simplified. and it provides better readability.
switched_from_fair, switched_to_fair and task_move_group_fair can
use intr
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