| commit | f2a09da9d0cba17ad4041e7e54f1ca840b12d0be | [log] [tgz] |
|---|---|---|
| author | Miao Xie <miaox@cn.fujitsu.com> | Thu Jul 25 19:22:33 2013 +0800 |
| committer | Chris Mason <chris.mason@fusionio.com> | Sun Sep 01 08:04:32 2013 -0400 |
| tree | 6b86b60c711d8d874cb321bad816f956edb90de2 | |
| parent | 09a7f7a28939fe281b6f2fef0fb1a733007d91fe [diff] |
Btrfs: add branch prediction hints in the read page end IO function This patch add some branch prediction hints into the end IO function of the read page, it reduced the percentage of the branch misses from 5.5% to 4.9%. Signed-off-by: Miao Xie <miaox@cn.fujitsu.com> Signed-off-by: Josef Bacik <jbacik@fusionio.com> Signed-off-by: Chris Mason <chris.mason@fusionio.com>