update_and_free_page  499 mm/hugetlb.c   		update_and_free_page(h, page);
update_and_free_page  830 mm/hugetlb.c   			update_and_free_page(h, page);
update_and_free_page 1053 mm/hugetlb.c   			update_and_free_page(h, page);
update_and_free_page 1126 mm/hugetlb.c   		update_and_free_page(h, page);