2406 	struct btrfs_fs_devices *seed_devices;  in btrfs_prepare_sprout()  local
2419 	seed_devices = alloc_fs_devices(NULL, NULL);  in btrfs_prepare_sprout()
2420 	if (IS_ERR(seed_devices))  in btrfs_prepare_sprout()
2421 		return PTR_ERR(seed_devices);  in btrfs_prepare_sprout()
2431 		kfree(seed_devices);  in btrfs_prepare_sprout()
2437 	memcpy(seed_devices, fs_devices, sizeof(*seed_devices));  in btrfs_prepare_sprout()
2438 	seed_devices->opened = 1;  in btrfs_prepare_sprout()
2439 	INIT_LIST_HEAD(&seed_devices->devices);  in btrfs_prepare_sprout()
2440 	INIT_LIST_HEAD(&seed_devices->alloc_list);  in btrfs_prepare_sprout()
2441 	mutex_init(&seed_devices->device_list_mutex);  in btrfs_prepare_sprout()
2444 	list_splice_init_rcu(&fs_devices->devices, &seed_devices->devices,  in btrfs_prepare_sprout()
2446 	list_for_each_entry(device, &seed_devices->devices, dev_list)  in btrfs_prepare_sprout()
2447 		device->fs_devices = seed_devices;  in btrfs_prepare_sprout()
2454 	list_add(&seed_devices->seed_list, &fs_devices->seed_list);  in btrfs_prepare_sprout()