linux-kernel - Re: [PATCH] sched/core: remove obsolete nr

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Message-ID: <CAJn8CcEN3ky89qJMigD91+d6-bsTXZ9HeQ18VX0DZeU+rDiArA@mail.gmail.com>
Date:	Wed, 20 Feb 2013 16:31:48 +0800
From:	Xiaotian Feng <xtfeng@...il.com>
To:	Sha Zhengju <handai.szj@...il.com>
Cc:	linux-kernel@...r.kernel.org, mingo@...nel.org,
	Sha Zhengju <handai.szj@...bao.com>
Subject: Re: [PATCH] sched/core: remove obsolete nr_uninterruptible()

On Wed, Feb 20, 2013 at 3:37 PM, Sha Zhengju <handai.szj@...il.com> wrote:
> From: Sha Zhengju <handai.szj@...bao.com>
>
> Signed-off-by: Sha Zhengju <handai.szj@...bao.com>
> ---
>  kernel/sched/core.c |   17 -----------------
>  1 file changed, 17 deletions(-)

You missed include/linux/sched.h :)

>
> diff --git a/kernel/sched/core.c b/kernel/sched/core.c
> index c0b07c3..792f6fc 100644
> --- a/kernel/sched/core.c
> +++ b/kernel/sched/core.c
> @@ -1957,23 +1957,6 @@ unsigned long nr_running(void)
>         return sum;
>  }
>
> -unsigned long nr_uninterruptible(void)
> -{
> -       unsigned long i, sum = 0;
> -
> -       for_each_possible_cpu(i)
> -               sum += cpu_rq(i)->nr_uninterruptible;
> -
> -       /*
> -        * Since we read the counters lockless, it might be slightly
> -        * inaccurate. Do not allow it to go below zero though:
> -        */
> -       if (unlikely((long)sum < 0))
> -               sum = 0;
> -
> -       return sum;
> -}
> -
>  unsigned long long nr_context_switches(void)
>  {
>         int i;
> --
> 1.7.9.5
>
> --
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