229 			BTRFS_I(inode)->root->fs_info->fs_devices->latest_bdev;  in btree_get_extent()
244 	em->bdev = BTRFS_I(inode)->root->fs_info->fs_devices->latest_bdev;  in btree_get_extent()
518 	struct btrfs_fs_devices *fs_devices = fs_info->fs_devices;  in check_tree_block_fsid()  local
523 	while (fs_devices) {  in check_tree_block_fsid()
524 		if (!memcmp(fsid, fs_devices->fsid, BTRFS_FSID_SIZE)) {  in check_tree_block_fsid()
528 		fs_devices = fs_devices->seed;  in check_tree_block_fsid()
776 				    info->fs_devices->open_devices);  in btrfs_async_submit_limit()
1719 	list_for_each_entry_rcu(device, &info->fs_devices->devices, dev_list) {  in btrfs_congested_fn()
2237 		struct btrfs_fs_devices *fs_devices)  in btrfs_init_workqueues()  argument
2262 				      min_t(u64, fs_devices->num_devices,  in btrfs_init_workqueues()
2296 				      min_t(u64, fs_devices->num_devices,  in btrfs_init_workqueues()
2317 			    struct btrfs_fs_devices *fs_devices)  in btrfs_replay_log()  argument
2325 	if (fs_devices->rw_devices == 0) {  in btrfs_replay_log()
2423 	       struct btrfs_fs_devices *fs_devices,  in open_ctree()  argument
2622 	invalidate_bdev(fs_devices->latest_bdev);  in open_ctree()
2627 	bh = btrfs_read_dev_super(fs_devices->latest_bdev);  in open_ctree()
2774 	ret = btrfs_init_workqueues(fs_info, fs_devices);  in open_ctree()
2842 	btrfs_close_extra_devices(fs_devices, 0);  in open_ctree()
2844 	if (!fs_devices->latest_bdev) {  in open_ctree()
2906 	btrfs_close_extra_devices(fs_devices, 1);  in open_ctree()
2927 	if (fs_info->fs_devices->missing_devices >  in open_ctree()
2948 	    !fs_info->fs_devices->rotating) {  in open_ctree()
2962 		ret = btrfsic_mount(tree_root, fs_devices,  in open_ctree()
2978 		ret = btrfs_replay_log(fs_info, fs_devices);  in open_ctree()
3116 	btrfs_close_devices(fs_info->fs_devices);  in open_ctree()
3386 	head = &info->fs_devices->devices;  in barrier_all_devices()
3436 		(int)fs_info->fs_devices->num_devices;  in btrfs_calc_num_tolerated_disk_barrier_failures()
3519 	mutex_lock(&root->fs_info->fs_devices->device_list_mutex);  in write_all_supers()
3520 	head = &root->fs_info->fs_devices->devices;  in write_all_supers()
3527 				&root->fs_info->fs_devices->device_list_mutex);  in write_all_supers()
3553 		memcpy(dev_item->fsid, dev->fs_devices->fsid, BTRFS_UUID_SIZE);  in write_all_supers()
3565 		mutex_unlock(&root->fs_info->fs_devices->device_list_mutex);  in write_all_supers()
3584 	mutex_unlock(&root->fs_info->fs_devices->device_list_mutex);  in write_all_supers()
3787 		btrfsic_unmount(root, fs_info->fs_devices);  in close_ctree()
3790 	btrfs_close_devices(fs_info->fs_devices);  in close_ctree()