diff options
| author | Chao Yu <chao@kernel.org> | 2023-11-16 14:25:55 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2023-11-17 09:31:18 -0800 |
| commit | 9458915036ddef536d4abdd01b9b3c067f7d7a9f (patch) | |
| tree | 8070bca0063315ab317796177652142f80274b6b /fs/f2fs | |
| parent | ff6584ac2c4b4ee8e1fca20bffaaa387d8fe2974 (diff) | |
f2fs: use shared inode lock during f2fs_fiemap()
f2fs_fiemap() will only traverse metadata of inode, let's use shared
inode lock for it to avoid unnecessary race on inode lock.
Signed-off-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
| -rw-r--r-- | fs/f2fs/data.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index 4e42b5f24deb..42f0f6184f73 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -1992,7 +1992,7 @@ int f2fs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo, if (ret) return ret; - inode_lock(inode); + inode_lock_shared(inode); maxbytes = max_file_blocks(inode) << F2FS_BLKSIZE_BITS; if (start > maxbytes) { @@ -2112,7 +2112,7 @@ out: if (ret == 1) ret = 0; - inode_unlock(inode); + inode_unlock_shared(inode); return ret; } |