Commits
Yunlei He committed 5e8256ac2e3
f2fs: replace rw semaphore extent_tree_lock with mutex lock This patch replace rw semaphore extent_tree_lock with mutex lock for no read cases with this lock. Signed-off-by: Yunlei He <heyunlei@huawei.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>