1888 	    btrfs_root_last_snapshot(&root->root_item))  in can_nocow_file_extent()
3550 			if (dead_root && btrfs_root_refs(&dead_root->root_item) == 0)  in btrfs_orphan_cleanup()
4386 		WARN_ON(btrfs_root_refs(&root->root_item) != 0);  in btrfs_prune_dentries()
4470 	root_flags = btrfs_root_flags(&dest->root_item);  in btrfs_delete_subvolume()
4471 	btrfs_set_root_flags(&dest->root_item,  in btrfs_delete_subvolume()
4513 	memset(&dest->root_item.drop_progress, 0,  in btrfs_delete_subvolume()
4514 		sizeof(dest->root_item.drop_progress));  in btrfs_delete_subvolume()
4515 	btrfs_set_root_drop_level(&dest->root_item, 0);  in btrfs_delete_subvolume()
4516 	btrfs_set_root_refs(&dest->root_item, 0);  in btrfs_delete_subvolume()
4528 	ret = btrfs_uuid_tree_remove(trans, dest->root_item.uuid,  in btrfs_delete_subvolume()
4535 	if (!btrfs_is_empty_uuid(dest->root_item.received_uuid)) {  in btrfs_delete_subvolume()
4537 					  dest->root_item.received_uuid,  in btrfs_delete_subvolume()
4559 		root_flags = btrfs_root_flags(&dest->root_item);  in btrfs_delete_subvolume()
4560 		btrfs_set_root_flags(&dest->root_item,  in btrfs_delete_subvolume()
5211 	    ((btrfs_root_refs(&root->root_item) != 0 &&  in btrfs_evict_inode()
5223 		BUG_ON(btrfs_root_refs(&root->root_item) != 0 &&  in btrfs_evict_inode()
5427 	location->objectid = btrfs_root_dirid(&new_root->root_item);  in fixup_tree_root_location()
5486 	if (empty && btrfs_root_refs(&root->root_item) == 0) {  in inode_tree_del()
5697 		if (btrfs_root_refs(&root->root_item) == 0)  in btrfs_dentry_delete()
8581 	if (btrfs_root_refs(&root->root_item) == 0)  in btrfs_drop_inode()