diff options
| author | Daeho Jeong <daehojeong@google.com> | 2021-12-09 01:41:51 +0100 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2021-12-11 00:48:33 +0100 |
| commit | 325163e9892b627fc9fb1af51e51f0f95dded517 (patch) | |
| tree | d2a60da55a411960f13c7a0aed39e4b87a05fb52 /Documentation | |
| parent | f2fs: fix to do sanity check in is_alive() (diff) | |
| download | linux-325163e9892b627fc9fb1af51e51f0f95dded517.tar.xz linux-325163e9892b627fc9fb1af51e51f0f95dded517.zip | |
f2fs: add gc_urgent_high_remaining sysfs node
Added a new sysfs node called gc_urgent_high_remaining. The user can
set the trial count limit for GC urgent high mode with this value. If
GC thread gets to the limit, the mode will turn back to GC normal mode.
By default, the value is zero, which means there is no limit like before.
Signed-off-by: Daeho Jeong <daehojeong@google.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-fs-f2fs | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-fs-f2fs b/Documentation/ABI/testing/sysfs-fs-f2fs index 9f3c355bb70e..2416b03ff283 100644 --- a/Documentation/ABI/testing/sysfs-fs-f2fs +++ b/Documentation/ABI/testing/sysfs-fs-f2fs @@ -533,3 +533,10 @@ Description: With "mode=fragment:block" mount options, we can scatter block allo f2fs will allocate 1..<max_fragment_chunk> blocks in a chunk and make a hole in the length of 1..<max_fragment_hole> by turns. This value can be set between 1..512 and the default value is 4. + +What: /sys/fs/f2fs/<disk>/gc_urgent_high_remaining +Date: December 2021 +Contact: "Daeho Jeong" <daehojeong@google.com> +Description: You can set the trial count limit for GC urgent high mode with this value. + If GC thread gets to the limit, the mode will turn back to GC normal mode. + By default, the value is zero, which means there is no limit like before. |