1828 	    btrfs_root_last_snapshot(&root->root_item))  in can_nocow_file_extent()
3774 			if (dead_root && btrfs_root_refs(&dead_root->root_item) == 0)  in btrfs_orphan_cleanup()
4602 		WARN_ON(btrfs_root_refs(&root->root_item) != 0);  in btrfs_prune_dentries()
4686 	root_flags = btrfs_root_flags(&dest->root_item);  in btrfs_delete_subvolume()
4687 	btrfs_set_root_flags(&dest->root_item,  in btrfs_delete_subvolume()
4729 	memset(&dest->root_item.drop_progress, 0,  in btrfs_delete_subvolume()
4730 		sizeof(dest->root_item.drop_progress));  in btrfs_delete_subvolume()
4731 	btrfs_set_root_drop_level(&dest->root_item, 0);  in btrfs_delete_subvolume()
4732 	btrfs_set_root_refs(&dest->root_item, 0);  in btrfs_delete_subvolume()
4744 	ret = btrfs_uuid_tree_remove(trans, dest->root_item.uuid,  in btrfs_delete_subvolume()
4751 	if (!btrfs_is_empty_uuid(dest->root_item.received_uuid)) {  in btrfs_delete_subvolume()
4753 					  dest->root_item.received_uuid,  in btrfs_delete_subvolume()
4775 		root_flags = btrfs_root_flags(&dest->root_item);  in btrfs_delete_subvolume()
4776 		btrfs_set_root_flags(&dest->root_item,  in btrfs_delete_subvolume()
5410 	    ((btrfs_root_refs(&root->root_item) != 0 &&  in btrfs_evict_inode()
5424 		BUG_ON(btrfs_root_refs(&root->root_item) != 0 &&  in btrfs_evict_inode()
5609 	location->objectid = btrfs_root_dirid(&new_root->root_item);  in fixup_tree_root_location()
5667 	if (empty && btrfs_root_refs(&root->root_item) == 0) {  in inode_tree_del()
5877 		if (btrfs_root_refs(&root->root_item) == 0)  in btrfs_dentry_delete()
8880 	if (btrfs_root_refs(&root->root_item) == 0)  in btrfs_drop_inode()