861 	struct btrfs_fs_devices *seed_devices = NULL;  in btrfs_close_devices()  local
867 		seed_devices = fs_devices->seed;  in btrfs_close_devices()
872 	while (seed_devices) {  in btrfs_close_devices()
873 		fs_devices = seed_devices;  in btrfs_close_devices()
874 		seed_devices = fs_devices->seed;  in btrfs_close_devices()
2110 	struct btrfs_fs_devices *seed_devices;  in btrfs_prepare_sprout()  local
2119 	seed_devices = __alloc_fs_devices();  in btrfs_prepare_sprout()
2120 	if (IS_ERR(seed_devices))  in btrfs_prepare_sprout()
2121 		return PTR_ERR(seed_devices);  in btrfs_prepare_sprout()
2125 		kfree(seed_devices);  in btrfs_prepare_sprout()
2131 	memcpy(seed_devices, fs_devices, sizeof(*seed_devices));  in btrfs_prepare_sprout()
2132 	seed_devices->opened = 1;  in btrfs_prepare_sprout()
2133 	INIT_LIST_HEAD(&seed_devices->devices);  in btrfs_prepare_sprout()
2134 	INIT_LIST_HEAD(&seed_devices->alloc_list);  in btrfs_prepare_sprout()
2135 	mutex_init(&seed_devices->device_list_mutex);  in btrfs_prepare_sprout()
2138 	list_splice_init_rcu(&fs_devices->devices, &seed_devices->devices,  in btrfs_prepare_sprout()
2140 	list_for_each_entry(device, &seed_devices->devices, dev_list)  in btrfs_prepare_sprout()
2141 		device->fs_devices = seed_devices;  in btrfs_prepare_sprout()
2144 	list_splice_init(&fs_devices->alloc_list, &seed_devices->alloc_list);  in btrfs_prepare_sprout()
2152 	fs_devices->seed = seed_devices;  in btrfs_prepare_sprout()