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author | Chao Yu <chao@kernel.org> | 2022-02-04 10:19:46 +0300 |
---|---|---|
committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2022-02-07 22:28:35 +0300 |
commit | 1018a5463a063715365784704c4e8cdf2eec4b04 (patch) | |
tree | d08ac759039bc83427af0554f11a9a789de36e29 /Documentation/ABI/testing/sysfs-fs-f2fs | |
parent | 430f163b01888dc26696365d9c1053ba9d6c7d92 (diff) | |
download | linux-1018a5463a063715365784704c4e8cdf2eec4b04.tar.xz |
f2fs: introduce F2FS_IPU_HONOR_OPU_WRITE ipu policy
Once F2FS_IPU_FORCE policy is enabled in some cases:
a) f2fs forces to use F2FS_IPU_FORCE in a small-sized volume
b) user sets F2FS_IPU_FORCE policy via sysfs
Then we may fail to defragment file due to IPU policy check, it doesn't
make sense, let's introduce a new IPU policy to allow OPU during file
defragmentation.
In small-sized volume, let's enable F2FS_IPU_HONOR_OPU_WRITE policy
by default.
Signed-off-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'Documentation/ABI/testing/sysfs-fs-f2fs')
-rw-r--r-- | Documentation/ABI/testing/sysfs-fs-f2fs | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/Documentation/ABI/testing/sysfs-fs-f2fs b/Documentation/ABI/testing/sysfs-fs-f2fs index 87d3884c90ea..7b50bf82f14d 100644 --- a/Documentation/ABI/testing/sysfs-fs-f2fs +++ b/Documentation/ABI/testing/sysfs-fs-f2fs @@ -55,8 +55,9 @@ Description: Controls the in-place-update policy. 0x04 F2FS_IPU_UTIL 0x08 F2FS_IPU_SSR_UTIL 0x10 F2FS_IPU_FSYNC - 0x20 F2FS_IPU_ASYNC, + 0x20 F2FS_IPU_ASYNC 0x40 F2FS_IPU_NOCACHE + 0x80 F2FS_IPU_HONOR_OPU_WRITE ==== ================= Refer segment.h for details. |