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| author | Chao Yu <yuchao0@huawei.com> | 2018-01-11 14:37:35 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2018-02-07 18:05:54 -0800 |
| commit | 6afa9a94d09b1e9155db2aa41555e31696d31bf7 (patch) | |
| tree | ae5979a43d0e93d728a1065b04abb57e9812a919 | |
| parent | 10f4a4140b618ea89740dd76ff47aedbd5161f84 (diff) | |
f2fs: fix to cover f2fs_inline_data_fiemap with inode_lock
This patch fix to cover f2fs_inline_data_fiemap with inode_lock in order
to make that interface avoiding race with mapping change.
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
| -rw-r--r-- | fs/f2fs/data.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index bbb6eb79351f..ab32b33c8e02 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -1154,14 +1154,14 @@ int f2fs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo, if (ret) return ret; + inode_lock(inode); + if (f2fs_has_inline_data(inode)) { ret = f2fs_inline_data_fiemap(inode, fieinfo, start, len); if (ret != -EAGAIN) - return ret; + goto out; } - inode_lock(inode); - if (logical_to_blk(inode, len) == 0) len = blk_to_logical(inode, 1); |