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

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Date:	Thu, 18 Mar 2010 18:05:19 +0900
From:	Akinobu Mita <akinobu.mita@...il.com>
To:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org
Cc:	Akinobu Mita <akinobu.mita@...il.com>,
	Christoph Lameter <cl@...ux-foundation.org>,
	Pekka Enberg <penberg@...helsinki.fi>,
	Matt Mackall <mpm@...enic.com>, linux-mm@...ck.org
Subject: [PATCH 07/12] slab: convert cpu notifier to return encapsulate errno value

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>
Cc: 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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