1049 		  struct folio **prealloc, struct page *page)  in copy_present_page()  argument
1054 	new_folio = *prealloc;  in copy_present_page()
1066 	*prealloc = NULL;  in copy_present_page()
1115 		 int max_nr, int *rss, struct folio **prealloc)  in copy_present_ptes()  argument
1133 	if (unlikely(!*prealloc && folio_test_large(folio) && max_nr != 1)) {  in copy_present_ptes()
1170 						addr, rss, prealloc, page);  in copy_present_ptes()
1222 	struct folio *prealloc = NULL;  in copy_pte_range()  local
1305 					ptent, addr, max_nr, rss, &prealloc);  in copy_pte_range()
1313 		if (unlikely(prealloc)) {  in copy_pte_range()
1320 			folio_put(prealloc);  in copy_pte_range()
1321 			prealloc = NULL;  in copy_pte_range()
1344 		prealloc = folio_prealloc(src_mm, src_vma, addr, false);  in copy_pte_range()
1345 		if (!prealloc)  in copy_pte_range()
1357 	if (unlikely(prealloc))  in copy_pte_range()
1358 		folio_put(prealloc);  in copy_pte_range()