2551 	int i, ret, _total_mapcount, mapcount;  in page_trans_huge_mapcount()  local
2557 		mapcount = atomic_read(&page->_mapcount) + 1;  in page_trans_huge_mapcount()
2559 			*total_mapcount = mapcount;  in page_trans_huge_mapcount()
2560 		return mapcount;  in page_trans_huge_mapcount()
2567 		mapcount = atomic_read(&page[i]._mapcount) + 1;  in page_trans_huge_mapcount()
2568 		ret = max(ret, mapcount);  in page_trans_huge_mapcount()
2569 		_total_mapcount += mapcount;  in page_trans_huge_mapcount()
2575 	mapcount = compound_mapcount(page);  in page_trans_huge_mapcount()
2576 	ret += mapcount;  in page_trans_huge_mapcount()
2577 	_total_mapcount += mapcount;  in page_trans_huge_mapcount()
2624 	int count, mapcount, extra_pins, ret;  in split_huge_page_to_list()  local
2704 	mapcount = total_mapcount(head);  in split_huge_page_to_list()
2705 	if (!mapcount && page_ref_freeze(head, 1 + extra_pins)) {  in split_huge_page_to_list()
2721 		if (IS_ENABLED(CONFIG_DEBUG_VM) && mapcount) {  in split_huge_page_to_list()
2723 					mapcount, count);  in split_huge_page_to_list()