put_page_testzero
return put_page_testzero(&folio->page);
ret += !put_page_testzero(pfn_to_page(pfn));
if (put_page_testzero(page))
can_free = put_page_testzero(page);
if (put_page_testzero(page)) {
if (unlikely(put_page_testzero(page)))