1 files changed, 0 insertions, 2 deletions

diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 2b07b3581781..11d1eab9234d 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -1658,9 +1658,7 @@ static int btrfs_remount(struct super_block *sb, int *flags, char *data)
                  * groups on disk until we're mounted read-write again
                  * unless we clean them up here.
                  */
-                mutex_lock(&root->fs_info->cleaner_mutex);
                 btrfs_delete_unused_bgs(fs_info);
-                mutex_unlock(&root->fs_info->cleaner_mutex);
 
                 btrfs_dev_replace_suspend_for_unmount(fs_info);
                 btrfs_scrub_cancel(fs_info);