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| author | Sheng Yong <shengyong@oppo.com> | 2023-06-27 20:21:53 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2023-06-30 16:38:27 -0700 |
| commit | 87a91a155902f2b652e272ad3ba4de3486af9229 (patch) | |
| tree | 4df33abcabd9e40bd07dcc51afb229e66eefc3e2 | |
| parent | c31e49615762a5fa0d14ffcfd5e2f1c206213a14 (diff) | |
| download | net-next-87a91a155902f2b652e272ad3ba4de3486af9229.tar.gz | |
f2fs: only set release for file that has compressed data
If a file is not comprssed yet or does not have compressed data,
for example, its data has a very low compression ratio, do not
set FI_COMPRESS_RELEASED flag.
Signed-off-by: Sheng Yong <shengyong@oppo.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
| -rw-r--r-- | fs/f2fs/file.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index b1a4de3b53e012..0f54c1ff02f712 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -3510,13 +3510,15 @@ static int f2fs_release_compress_blocks(struct file *filp, unsigned long arg) if (ret) goto out; + if (!atomic_read(&F2FS_I(inode)->i_compr_blocks)) { + ret = -EPERM; + goto out; + } + set_inode_flag(inode, FI_COMPRESS_RELEASED); inode->i_ctime = current_time(inode); f2fs_mark_inode_dirty_sync(inode, true); - if (!atomic_read(&F2FS_I(inode)->i_compr_blocks)) - goto out; - f2fs_down_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]); filemap_invalidate_lock(inode->i_mapping); |