From: Wang Shilong <wangsl-fnst@cn.fujitsu.com>
Date: Sat, 12 Jan 2013 09:34:50 +0000 (-0800)
Subject: Ext2: use unlikely to improve the efficiency of the kernel
X-Git-Tag: v3.9-rc1~65^2~11
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2b0542a4a0d9b8cb98e64fc87c5e31d130029a92;p=pandora-kernel.git

Ext2: use unlikely to improve the efficiency of the kernel

Because the function 'sb_getblk' seldomly fails to return
NULL value. It will be better to use unlikely to optimize it.

Signed-off-by: Wang shilong <wangsl-fnst@cn.fujitsu.com>
Signed-off-by: Jan Kara <jack@suse.cz>
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