Message ID | 20240306034746.3722986-1-xiuhong.wang@unisoc.com (mailing list archive) |
---|---|
State | Accepted |
Commit | b7d797d241c154d73ec5523f87f3b06d4f299da1 |
Headers | show |
Series | [f2fs-dev,V2,1/2] f2fs: compress: relocate some judgments in f2fs_reserve_compress_blocks | expand |
On 2024/3/6 11:47, Xiuhong Wang wrote: > The following f2fs_io test will get a "0" result instead of -EINVAL, > unisoc # ./f2fs_io compress file > unisoc # ./f2fs_io reserve_cblocks file > 0 > it's not reasonable, so the judgement of > atomic_read(&F2FS_I(inode)->i_compr_blocks) should be placed after > the judgement of is_inode_flag_set(inode, FI_COMPRESS_RELEASED). > > Fixes: c75488fb4d82 ("f2fs: introduce F2FS_IOC_RESERVE_COMPRESS_BLOCKS") > Signed-off-by: Xiuhong Wang <xiuhong.wang@unisoc.com> > Signed-off-by: Zhiguo Niu <zhiguo.niu@unisoc.com> Reviewed-by: Chao Yu <chao@kernel.org> Thanks,
Hello: This series was applied to jaegeuk/f2fs.git (dev) by Jaegeuk Kim <jaegeuk@kernel.org>: On Wed, 6 Mar 2024 11:47:45 +0800 you wrote: > The following f2fs_io test will get a "0" result instead of -EINVAL, > unisoc # ./f2fs_io compress file > unisoc # ./f2fs_io reserve_cblocks file > 0 > it's not reasonable, so the judgement of > atomic_read(&F2FS_I(inode)->i_compr_blocks) should be placed after > the judgement of is_inode_flag_set(inode, FI_COMPRESS_RELEASED). > > [...] Here is the summary with links: - [f2fs-dev,V2,1/2] f2fs: compress: relocate some judgments in f2fs_reserve_compress_blocks https://git.kernel.org/jaegeuk/f2fs/c/b7d797d241c1 - [f2fs-dev,V2,2/2] f2fs: compress: fix reserve_cblocks counting error when out of space https://git.kernel.org/jaegeuk/f2fs/c/2f6d721e14b6 You are awesome, thank you!
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index 4ca6c693b33a..74c5e48fce22 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -3720,9 +3720,6 @@ static int f2fs_reserve_compress_blocks(struct file *filp, unsigned long arg) if (ret) return ret; - if (atomic_read(&F2FS_I(inode)->i_compr_blocks)) - goto out; - f2fs_balance_fs(sbi, true); inode_lock(inode); @@ -3732,6 +3729,9 @@ static int f2fs_reserve_compress_blocks(struct file *filp, unsigned long arg) goto unlock_inode; } + if (atomic_read(&F2FS_I(inode)->i_compr_blocks)) + goto unlock_inode; + f2fs_down_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]); filemap_invalidate_lock(inode->i_mapping); @@ -3778,7 +3778,6 @@ static int f2fs_reserve_compress_blocks(struct file *filp, unsigned long arg) } unlock_inode: inode_unlock(inode); -out: mnt_drop_write_file(filp); if (ret >= 0) {