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| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2020-01-09 00:10:02 +0100 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2020-01-18 01:48:44 +0100 |
| commit | d7b0a23d81507deb095859250cd7dd4aa5d8875e (patch) | |
| tree | f9d091b1fd2a9794c26e48847ddc3a33842a21a3 /fs/f2fs/segment.h | |
| parent | f2fs: add a way to turn off ipu bio cache (diff) | |
| download | linux-d7b0a23d81507deb095859250cd7dd4aa5d8875e.tar.xz linux-d7b0a23d81507deb095859250cd7dd4aa5d8875e.zip | |
f2fs: update f2fs document regarding to fsync_mode
This patch adds missing fsync_mode entry in f2fs document.
Fixes: 04485987f053 ("f2fs: introduce async IPU policy")
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/segment.h')
| -rw-r--r-- | fs/f2fs/segment.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h index 5e6cd8d8411d..459dc3901a57 100644 --- a/fs/f2fs/segment.h +++ b/fs/f2fs/segment.h @@ -607,9 +607,10 @@ static inline int utilization(struct f2fs_sb_info *sbi) * threashold, * F2FS_IPU_FSYNC - activated in fsync path only for high performance flash * storages. IPU will be triggered only if the # of dirty - * pages over min_fsync_blocks. + * pages over min_fsync_blocks. (=default option) + * F2FS_IPU_ASYNC - do IPU given by asynchronous write requests. * F2FS_IPU_NOCACHE - disable IPU bio cache. - * F2FS_IPUT_DISABLE - disable IPU. (=default option) + * F2FS_IPUT_DISABLE - disable IPU. (=default option in LFS mode) */ #define DEF_MIN_IPU_UTIL 70 #define DEF_MIN_FSYNC_BLOCKS 8 |