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| author | DongDongJu <commisori28@gmail.com> | 2020-03-20 07:01:32 +0100 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2020-03-31 05:46:23 +0200 |
| commit | ad8d6a02d685ecf046c369d72285a5e69adaf66e (patch) | |
| tree | 991eeb86b5b95374a30e2849cea37fbaf94c1672 /fs/f2fs/dir.c | |
| parent | f2fs: don't mark compressed inode dirty during f2fs_iget() (diff) | |
| download | linux-ad8d6a02d685ecf046c369d72285a5e69adaf66e.tar.xz linux-ad8d6a02d685ecf046c369d72285a5e69adaf66e.zip | |
f2fs: delete DIO read lock
This lock can be a contention with multi 4k random read IO with single inode.
example) fio --output=test --name=test --numjobs=60 --filename=/media/samsung960pro/file_test --rw=randread --bs=4k
--direct=1 --time_based --runtime=7 --ioengine=libaio --iodepth=256 --group_reporting --size=10G
With this commit, it remove that possible lock contention.
Signed-off-by: Dongjoo Seo <commisori28@gmail.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/dir.c')
0 files changed, 0 insertions, 0 deletions