Lines Matching refs:zero_page
92 struct page *zero_page;
97 zero_page = alloc_pages((GFP_TRANSHUGE | __GFP_ZERO) & ~__GFP_MOVABLE,
99 if (!zero_page) {
105 if (cmpxchg(&huge_zero_page, NULL, zero_page)) {
107 __free_pages(zero_page, compound_order(zero_page));
110 WRITE_ONCE(huge_zero_pfn, page_to_pfn(zero_page));
158 struct page *zero_page = xchg(&huge_zero_page, NULL);
159 BUG_ON(zero_page == NULL);
161 __free_pages(zero_page, compound_order(zero_page));
697 struct page *zero_page)
702 entry = mk_pmd(zero_page, vma->vm_page_prot);
728 struct page *zero_page;
733 zero_page = mm_get_huge_zero_page(vma->vm_mm);
734 if (unlikely(!zero_page)) {
753 haddr, vmf->pmd, zero_page);