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| author | Chao Yu <yuchao0@huawei.com> | 2020-03-06 14:35:33 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2020-05-11 20:37:12 -0700 |
| commit | c75488fb4d82b697f381f855bf5b16779df440aa (patch) | |
| tree | ac6b83bb0d4c511b543def10047c6d3f4c5b2964 /lib/strnlen_user.c | |
| parent | 34c061ad85a2f5d5e9e3b045d72f3b211db6e282 (diff) | |
| download | linux-c75488fb4d82b697f381f855bf5b16779df440aa.tar.gz linux-c75488fb4d82b697f381f855bf5b16779df440aa.tar.bz2 linux-c75488fb4d82b697f381f855bf5b16779df440aa.zip | |
f2fs: introduce F2FS_IOC_RESERVE_COMPRESS_BLOCKS
This patch introduces a new ioctl to rollback all compress inode
status:
- add reserved blocks in dnode blocks
- increase i_compr_blocks, i_blocks, total_valid_block_count
- remove immutable flag
Then compress inode can be restored to support overwrite
functionality again.
Signee-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'lib/strnlen_user.c')
0 files changed, 0 insertions, 0 deletions