fragment of cache_inode_rename

        if (lookup_dst) {
                /* Force a refresh of the overwritten inode */
                status_ref_dst = cache_inode_refresh_attrs_locked(lookup_dst);
                if (status_ref_dst == CACHE_INODE_ESTALE)
                        status_ref_dst = CACHE_INODE_SUCCESS;
        }

        status = status_ref_dir_src;

        if (status == CACHE_INODE_SUCCESS)
                status = status_ref_dir_dst;

        if (status == CACHE_INODE_SUCCESS)
                status = status_ref_src;

        if (status == CACHE_INODE_SUCCESS)
                status = status_ref_dst;