page_head 1430 mm/hugetlb.c int PageHeadHuge(struct page *page_head) page_head 1432 mm/hugetlb.c if (!PageHead(page_head)) page_head 1435 mm/hugetlb.c return get_compound_page_dtor(page_head) == free_huge_page; page_head 1440 mm/hugetlb.c struct page *page_head = compound_head(page); page_head 1441 mm/hugetlb.c pgoff_t index = page_index(page_head); page_head 1444 mm/hugetlb.c if (!PageHuge(page_head)) page_head 1447 mm/hugetlb.c if (compound_order(page_head) >= MAX_ORDER) page_head 1448 mm/hugetlb.c compound_idx = page_to_pfn(page) - page_to_pfn(page_head); page_head 1450 mm/hugetlb.c compound_idx = page - page_head; page_head 1452 mm/hugetlb.c return (index << compound_order(page_head)) + compound_idx; page_head 8632 mm/page_alloc.c struct page *page_head = page - (pfn & ((1 << order) - 1)); page_head 8634 mm/page_alloc.c if (PageBuddy(page_head) && page_order(page_head) >= order) page_head 8658 mm/page_alloc.c struct page *page_head = page - (pfn & ((1 << order) - 1)); page_head 8660 mm/page_alloc.c if (PageBuddy(page_head) && page_order(page_head) >= order) {