tree f4dceeb8df21b16ffe4fe949816503b15d0fc649
parent 61f43e6880dee5983999fe40bf96c1cf43740b4c
author Wang Shilong <wangsl-fnst@cn.fujitsu.com> 1357983290 -0800
committer Jan Kara <jack@suse.cz> 1358763596 +0100

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>