diff options
| author | Miao Xie <[email protected]> | 2013-07-25 19:22:33 +0800 |
|---|---|---|
| committer | Chris Mason <[email protected]> | 2013-09-01 08:04:32 -0400 |
| commit | f2a09da9d0cba17ad4041e7e54f1ca840b12d0be (patch) | |
| tree | 6b86b60c711d8d874cb321bad816f956edb90de2 /tools/perf/scripts/python/bin/stackcollapse-report | |
| 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 <[email protected]>
Signed-off-by: Josef Bacik <[email protected]>
Signed-off-by: Chris Mason <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/bin/stackcollapse-report')
0 files changed, 0 insertions, 0 deletions