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| author | Chao Yu <yuchao0@huawei.com> | 2016-08-04 15:13:03 +0300 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2016-08-19 05:15:08 +0300 |
| commit | 20a3d61d46e1fb45efa6eb4637c0dcd3f00a14e9 (patch) | |
| tree | b31648702d4d9267f5d0f078c5db9ce9aad082f2 /fs/f2fs/data.c | |
| parent | fe8494bfc8c2914fca821d4ae994aef039be5cf1 (diff) | |
| download | linux-20a3d61d46e1fb45efa6eb4637c0dcd3f00a14e9.tar.xz | |
f2fs: avoid potential deadlock in f2fs_move_file_range
Thread A Thread B
- inode_lock fileA
- inode_lock fileB
- inode_lock fileA
- inode_lock fileB
We may encounter above potential deadlock during moving file range in
concurrent scenario. This patch fixes the issue by using inode_trylock
instead.
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/data.c')
0 files changed, 0 insertions, 0 deletions