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Searched refs:page_head (Results 1 – 2 of 2) sorted by relevance

/OK3568_Linux_fs/kernel/mm/
H A Dhugetlb.c1606 int PageHeadHuge(struct page *page_head) in PageHeadHuge() argument
1608 if (!PageHead(page_head)) in PageHeadHuge()
1611 return page_head[1].compound_dtor == HUGETLB_PAGE_DTOR; in PageHeadHuge()
1636 struct page *page_head = compound_head(page); in hugetlb_basepage_index() local
1637 pgoff_t index = page_index(page_head); in hugetlb_basepage_index()
1640 if (compound_order(page_head) >= MAX_ORDER) in hugetlb_basepage_index()
1641 compound_idx = page_to_pfn(page) - page_to_pfn(page_head); in hugetlb_basepage_index()
1643 compound_idx = page - page_head; in hugetlb_basepage_index()
1645 return (index << compound_order(page_head)) + compound_idx; in hugetlb_basepage_index()
H A Dpage_alloc.c9142 struct page *page_head = page - (pfn & ((1 << order) - 1)); in is_free_buddy_page() local
9144 if (PageBuddy(page_head) && buddy_order(page_head) >= order) in is_free_buddy_page()
9200 struct page *page_head = page - (pfn & ((1 << order) - 1)); in take_page_off_buddy() local
9201 int page_order = buddy_order(page_head); in take_page_off_buddy()
9203 if (PageBuddy(page_head) && page_order >= order) { in take_page_off_buddy()
9204 unsigned long pfn_head = page_to_pfn(page_head); in take_page_off_buddy()
9205 int migratetype = get_pfnblock_migratetype(page_head, in take_page_off_buddy()
9208 del_page_from_free_list(page_head, zone, page_order); in take_page_off_buddy()
9209 break_down_buddy_pages(zone, page_head, page, 0, in take_page_off_buddy()
9216 if (page_count(page_head) > 0) in take_page_off_buddy()