diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 6eec1e3f90833c894f1cfd0b7b54f4f7adafc5d8..271d9be6e1da8b3078c06dc98ebfacf12d612ad8 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -1146,7 +1146,7 @@ int btrfs_open_devices(struct btrfs_fs_devices *fs_devices,
 {
 	int ret;
 
-	mutex_lock(&uuid_mutex);
+	mutex_lock(&fs_devices->device_list_mutex);
 	if (fs_devices->opened) {
 		fs_devices->opened++;
 		ret = 0;
@@ -1154,7 +1154,8 @@ int btrfs_open_devices(struct btrfs_fs_devices *fs_devices,
 		list_sort(NULL, &fs_devices->devices, devid_cmp);
 		ret = open_fs_devices(fs_devices, flags, holder);
 	}
-	mutex_unlock(&uuid_mutex);
+	mutex_unlock(&fs_devices->device_list_mutex);
+
 	return ret;
 }