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| author | Chao Yu <yuchao0@huawei.com> | 2019-08-23 17:58:34 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2019-09-06 16:18:26 -0700 |
| commit | 9ea2f0be6ceaebae1518a5f897cff2645830dd95 (patch) | |
| tree | 3d0dc96ba872a33f0ea5d7c0df1c8c80b694f4ec /fs/f2fs | |
| parent | 052a82d85a3b3eee6a386be2ba3b82278cf277ce (diff) | |
| download | linux-9ea2f0be6ceaebae1518a5f897cff2645830dd95.tar.gz | |
f2fs: fix wrong error injection path in inc_valid_block_count()
If FAULT_BLOCK type error injection is on, in inc_valid_block_count()
we may decrease sbi->alloc_valid_block_count percpu stat count
incorrectly, fix it.
Fixes: 36b877af7992 ("f2fs: Keep alloc_valid_block_count in sync")
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
| -rw-r--r-- | fs/f2fs/f2fs.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 260c6b2dca97..a89ad8cab821 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1771,7 +1771,7 @@ static inline int inc_valid_block_count(struct f2fs_sb_info *sbi, if (time_to_inject(sbi, FAULT_BLOCK)) { f2fs_show_injection_info(FAULT_BLOCK); release = *count; - goto enospc; + goto release_quota; } /* @@ -1816,6 +1816,7 @@ static inline int inc_valid_block_count(struct f2fs_sb_info *sbi, enospc: percpu_counter_sub(&sbi->alloc_valid_block_count, release); +release_quota: dquot_release_reservation_block(inode, release); return -ENOSPC; } |