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| H A D | file.c | diff 20a3d61d46e1fb45efa6eb4637c0dcd3f00a14e9 Thu Aug 04 07:13:03 CDT 2016 Chao Yu <yuchao0@huawei.com> 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>
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