linux-kernel - Re: [PATCH 07/12] slab: convert cpu notifier to return encapsulate errno value

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Message-ID: <84144f021003181021t54b0c5baj2947f007c1b48a62@mail.gmail.com>
Date:	Thu, 18 Mar 2010 19:21:18 +0200
From:	Pekka Enberg <penberg@...helsinki.fi>
To:	Akinobu Mita <akinobu.mita@...il.com>
Cc:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	Christoph Lameter <cl@...ux-foundation.org>,
	Matt Mackall <mpm@...enic.com>, linux-mm@...ck.org
Subject: Re: [PATCH 07/12] slab: convert cpu notifier to return encapsulate 
	errno value

On Thu, Mar 18, 2010 at 11:05 AM, Akinobu Mita <akinobu.mita@...il.com> wrote:
> By the previous modification, the cpu notifier can return encapsulate
> errno value. This converts the cpu notifiers for slab.
>
> Signed-off-by: Akinobu Mita <akinobu.mita@...il.com>
> Cc: Christoph Lameter <cl@...ux-foundation.org>

Acked-by: Pekka Enberg <penberg@...helsinki.fi>

> Cc: Matt Mackall <mpm@...enic.com>
> Cc: linux-mm@...ck.org
> ---
>  mm/slab.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/mm/slab.c b/mm/slab.c
> index a9f325b..d57309e 100644
> --- a/mm/slab.c
> +++ b/mm/slab.c
> @@ -1324,7 +1324,7 @@ static int __cpuinit cpuup_callback(struct notifier_block *nfb,
>                mutex_unlock(&cache_chain_mutex);
>                break;
>        }
> -       return err ? NOTIFY_BAD : NOTIFY_OK;
> +       return notifier_from_errno(err);
>  }
>
>  static struct notifier_block __cpuinitdata cpucache_notifier = {
> --
> 1.6.0.6
>
> --
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