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| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2018-02-18 17:50:49 +0100 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2018-03-13 00:05:50 +0100 |
| commit | 079396270b0f1e98496ef7672dd754bdd42574dc (patch) | |
| tree | d43fd93275089f03879da9315eafb5cf6b90b854 /Documentation/filesystems/f2fs.txt | |
| parent | f2fs: don't stop GC if GC is contended (diff) | |
| download | linux-079396270b0f1e98496ef7672dd754bdd42574dc.tar.xz linux-079396270b0f1e98496ef7672dd754bdd42574dc.zip | |
f2fs: add mount option for segment allocation policy
This patch adds an mount option, "alloc_mode=%s" having two options, "default"
and "reuse".
In "alloc_mode=reuse" case, f2fs starts to allocate segments from 0'th segment
all the time to reassign segments. It'd be useful for small-sized eMMC parts.
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'Documentation/filesystems/f2fs.txt')
| -rw-r--r-- | Documentation/filesystems/f2fs.txt | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/filesystems/f2fs.txt b/Documentation/filesystems/f2fs.txt index 0caf7da0a532..0409c47584ea 100644 --- a/Documentation/filesystems/f2fs.txt +++ b/Documentation/filesystems/f2fs.txt @@ -180,6 +180,8 @@ whint_mode=%s Control which write hints are passed down to block down hints. In "user-based" mode, f2fs tries to pass down hints given by users. And in "fs-based" mode, f2fs passes down hints with its policy. +alloc_mode=%s Adjust block allocation policy, which supports "reuse" + and "default". ================================================================================ DEBUGFS ENTRIES |