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f2fs: introduce F2FS_IPU_HONOR_OPU_WRITE ipu policy

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[ Upstream commit 1018a5463a ]

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>
Stable-dep-of: 884ee6dc85 ("f2fs: get rid of online repaire on corrupted directory")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Chao Yu 2022-02-04 15:19:46 +08:00 • committed by Greg Kroah-Hartman
commit 0cab715836
6 changed files with 34 additions and 16 deletions
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