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| author | Hyunchul Lee <cheol.lee@lge.com> | 2018-03-08 19:34:38 +0900 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2018-04-08 03:51:14 -0700 |
| commit | 30654507e0a28a634e709f7fa05dd3850067bd32 (patch) | |
| tree | b4fb9d2972c8acc9a577faf4c077388b0ee7987c /tools/perf/scripts/python/netdev-times.py | |
| parent | d909e9410634d321ae6931e87bb0ad5eaac3fa62 (diff) | |
f2fs: add nowait aio support
This patch adds nowait aio support[1].
Return EAGAIN if any of the following checks fail for direct I/O:
- i_rwsem is not lockable
- Blocks are not allocated at the write location
And xfstests generic/471 is passed.
[1]: 6be96d "Introduce RWF_NOWAIT and FMODE_AIO_NOWAIT"
Signed-off-by: Hyunchul Lee <cheol.lee@lge.com>
Reviewed-by: Goldwyn Rodrigues <rgoldwyn@suse.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/netdev-times.py')
0 files changed, 0 insertions, 0 deletions