linux-kernel - Re: [PATCH] sched/deadline: Cleanup RT leftovers from {inc/dec}_dl

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Message-Id: <20140225172056.27f2091bcb0cb077281dcc45@gmail.com>
Date:	Tue, 25 Feb 2014 17:20:56 +0100
From:	Juri Lelli <juri.lelli@...il.com>
To:	Kirill Tkhai <ktkhai@...allels.com>
Cc:	<linux-kernel@...r.kernel.org>, <peterz@...radead.org>,
	<mingo@...hat.com>
Subject: Re: [PATCH] sched/deadline: Cleanup RT leftovers from
 {inc/dec}_dl_migration

On Tue, 25 Feb 2014 19:52:23 +0400
Kirill Tkhai <ktkhai@...allels.com> wrote:

> 
> In deadline class we do not have group scheduling.
> 
> So, let's remove unnecessary
> 
> 	X = X;
> 
> equations.
> 

Thanks!

- Juri

> Signed-off-by: Kirill Tkhai <ktkhai@...allels.com>
> CC: Juri Lelli <juri.lelli@...il.com>
> CC: Peter Zijlstra <peterz@...radead.org>
> CC: Ingo Molnar <mingo@...hat.com>
> ---
>  kernel/sched/deadline.c |    2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
> index ef96edc..2c28437 100644
> --- a/kernel/sched/deadline.c
> +++ b/kernel/sched/deadline.c
> @@ -135,7 +135,6 @@ static void update_dl_migration(struct dl_rq *dl_rq)
>  static void inc_dl_migration(struct sched_dl_entity *dl_se, struct dl_rq *dl_rq)
>  {
>  	struct task_struct *p = dl_task_of(dl_se);
> -	dl_rq = &rq_of_dl_rq(dl_rq)->dl;
>  
>  	if (p->nr_cpus_allowed > 1)
>  		dl_rq->dl_nr_migratory++;
> @@ -146,7 +145,6 @@ static void inc_dl_migration(struct sched_dl_entity *dl_se, struct dl_rq *dl_rq)
>  static void dec_dl_migration(struct sched_dl_entity *dl_se, struct dl_rq *dl_rq)
>  {
>  	struct task_struct *p = dl_task_of(dl_se);
> -	dl_rq = &rq_of_dl_rq(dl_rq)->dl;
>  
>  	if (p->nr_cpus_allowed > 1)
>  		dl_rq->dl_nr_migratory--;
> 
> 
> 
--
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