* however, it might mean that the page is under page_ref_freeze().
* The __remove_mapping() case is easy, again the node is now stale;
* the same is in reuse_ksm_page() case; but if page is swapcache
- * in migrate_page_move_mapping(), it might still be our page,
+ * in folio_migrate_mapping(), it might still be our page,
* in which case it's essential to keep the node.
*/
while (!get_page_unless_zero(page)) {