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authorJaegeuk Kim <jaegeuk@kernel.org>2014-09-16 18:30:54 -0700
committerJaegeuk Kim <jaegeuk@kernel.org>2014-09-23 11:10:24 -0700
commit9b5f136fd41658f384a5b4ea49d8ef37036e15f5 (patch)
tree9264f0986377dfdb252db27ba59fbb2cb1210bce /Documentation/filesystems
parent210f41bc048263d572515e1e0edc28d362ce673e (diff)
f2fs: change the ipu_policy option to enable combinations
This patch changes the ipu_policy setting to use any combination of orthogonal policies. Signed-off-by: Changman Lee <cm224.lee@samsung.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'Documentation/filesystems')
-rw-r--r--Documentation/filesystems/f2fs.txt6
1 files changed, 3 insertions, 3 deletions
diff --git a/Documentation/filesystems/f2fs.txt b/Documentation/filesystems/f2fs.txt
index d010da85a769..2cca5a25ef89 100644
--- a/Documentation/filesystems/f2fs.txt
+++ b/Documentation/filesystems/f2fs.txt
@@ -192,9 +192,9 @@ Files in /sys/fs/f2fs/<devname>
ipu_policy This parameter controls the policy of in-place
updates in f2fs. There are five policies:
- 0: F2FS_IPU_FORCE, 1: F2FS_IPU_SSR,
- 2: F2FS_IPU_UTIL, 3: F2FS_IPU_SSR_UTIL,
- 4: F2FS_IPU_FSYNC, 5: F2FS_IPU_DISABLE.
+ 0x01: F2FS_IPU_FORCE, 0x02: F2FS_IPU_SSR,
+ 0x04: F2FS_IPU_UTIL, 0x08: F2FS_IPU_SSR_UTIL,
+ 0x10: F2FS_IPU_FSYNC.
min_ipu_util This parameter controls the threshold to trigger
in-place-updates. The number indicates percentage