Commits
Chao Yu committed d0d3f1b329b
f2fs: introduce sb_lock to make encrypt pwsalt update exclusive f2fs_super_block.encrypt_pw_salt can be udpated and persisted concurrently, result in getting different pwsalt in separated threads, so let's introduce sb_lock to exclude concurrent accessers. Signed-off-by: Chao Yu <yuchao0@huawei.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>