linux-kernel - Re: [PATCH] sched/deadline: Fix bad accounting of nr

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Message-ID: <20140215095207.GI14089@laptop.programming.kicks-ass.net>
Date:	Sat, 15 Feb 2014 10:52:07 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Juri Lelli <juri.lelli@...il.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Ingo Molnar <mingo@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH] sched/deadline: Fix bad accounting of nr_running

On Fri, Feb 14, 2014 at 11:59:46PM -0500, Steven Rostedt wrote:
> diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
> index 0dd5e09..84c2454 100644
> --- a/kernel/sched/deadline.c
> +++ b/kernel/sched/deadline.c
> @@ -844,14 +844,14 @@ static void __dequeue_task_dl(struct rq *rq,
> struct task_struct *p, int flags) {
>  	dequeue_dl_entity(&p->dl);
>  	dequeue_pushable_dl_task(rq, p);
> +
> +	dec_nr_running(rq);
>  }
>  
>  static void dequeue_task_dl(struct rq *rq, struct task_struct *p, int
> flags) {
>  	update_curr_dl(rq);
>  	__dequeue_task_dl(rq, p, flags);
> -
> -	dec_nr_running(rq);
>  }
>  
>  /*

That patch is so line-wrapped... tskk!
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