fs/btrfs/volumes.c

280  * global::fs_devs - add, remove, updates to the global list
381 	struct btrfs_fs_devices *fs_devs;
383 	fs_devs = kzalloc(sizeof(*fs_devs), GFP_KERNEL);
384 	if (!fs_devs)
387 	mutex_init(&fs_devs->device_list_mutex);
389 	INIT_LIST_HEAD(&fs_devs->devices);
390 	INIT_LIST_HEAD(&fs_devs->alloc_list);
391 	INIT_LIST_HEAD(&fs_devs->fs_list);
392 	INIT_LIST_HEAD(&fs_devs->seed_list);
395 		memcpy(fs_devs->fsid, fsid, BTRFS_FSID_SIZE);
396 		memcpy(fs_devs->metadata_uuid, fsid, BTRFS_FSID_SIZE);
399 	return fs_devs;
2013 		struct btrfs_fs_devices *fs_devs, struct btrfs_device *device)
2017 	list_for_each_entry(next_device, &fs_devs->devices, dev_list) {