2541 				   unsigned long address, pte_t *ptep)  in set_huge_ptep_writable()  argument
2545 	entry = huge_pte_mkwrite(huge_pte_mkdirty(huge_ptep_get(ptep)));  in set_huge_ptep_writable()
2546 	if (huge_ptep_set_access_flags(vma, address, ptep, entry, 1))  in set_huge_ptep_writable()
2547 		update_mmu_cache(vma, address, ptep);  in set_huge_ptep_writable()
2657 	pte_t *ptep;  in __unmap_hugepage_range()  local
2674 		ptep = huge_pte_offset(mm, address);  in __unmap_hugepage_range()
2675 		if (!ptep)  in __unmap_hugepage_range()
2678 		ptl = huge_pte_lock(h, mm, ptep);  in __unmap_hugepage_range()
2679 		if (huge_pmd_unshare(mm, &address, ptep))  in __unmap_hugepage_range()
2682 		pte = huge_ptep_get(ptep);  in __unmap_hugepage_range()
2691 			huge_pte_clear(mm, address, ptep);  in __unmap_hugepage_range()
2713 		pte = huge_ptep_get_and_clear(mm, address, ptep);  in __unmap_hugepage_range()
2714 		tlb_remove_tlb_entry(tlb, ptep, address);  in __unmap_hugepage_range()
2842 			unsigned long address, pte_t *ptep, pte_t pte,  in hugetlb_cow()  argument
2858 		set_huge_ptep_writable(vma, address, ptep);  in hugetlb_cow()
2898 			ptep = huge_pte_offset(mm, address & huge_page_mask(h));  in hugetlb_cow()
2899 			if (likely(ptep &&  in hugetlb_cow()
2900 				   pte_same(huge_ptep_get(ptep), pte)))  in hugetlb_cow()
2937 	ptep = huge_pte_offset(mm, address & huge_page_mask(h));  in hugetlb_cow()
2938 	if (likely(ptep && pte_same(huge_ptep_get(ptep), pte))) {  in hugetlb_cow()
2942 		huge_ptep_clear_flush(vma, address, ptep);  in hugetlb_cow()
2943 		set_huge_pte_at(mm, address, ptep,  in hugetlb_cow()
2996 			   unsigned long address, pte_t *ptep, unsigned int flags)  in hugetlb_no_page()  argument
3089 	ptl = huge_pte_lockptr(h, mm, ptep);  in hugetlb_no_page()
3096 	if (!huge_pte_none(huge_ptep_get(ptep)))  in hugetlb_no_page()
3106 	set_huge_pte_at(mm, address, ptep, new_pte);  in hugetlb_no_page()
3110 		ret = hugetlb_cow(mm, vma, address, ptep, new_pte, page, ptl);  in hugetlb_no_page()
3164 	pte_t *ptep, entry;  in hugetlb_fault()  local
3177 	ptep = huge_pte_offset(mm, address);  in hugetlb_fault()
3178 	if (ptep) {  in hugetlb_fault()
3179 		entry = huge_ptep_get(ptep);  in hugetlb_fault()
3181 			migration_entry_wait_huge(vma, mm, ptep);  in hugetlb_fault()
3188 	ptep = huge_pte_alloc(mm, address, huge_page_size(h));  in hugetlb_fault()
3189 	if (!ptep)  in hugetlb_fault()
3203 	entry = huge_ptep_get(ptep);  in hugetlb_fault()
3205 		ret = hugetlb_no_page(mm, vma, mapping, idx, address, ptep, flags);  in hugetlb_fault()
3240 	ptl = huge_pte_lock(h, mm, ptep);  in hugetlb_fault()
3243 	if (unlikely(!pte_same(entry, huge_ptep_get(ptep))))  in hugetlb_fault()
3262 			ret = hugetlb_cow(mm, vma, address, ptep, entry,  in hugetlb_fault()
3269 	if (huge_ptep_set_access_flags(vma, address, ptep, entry,  in hugetlb_fault()
3271 		update_mmu_cache(vma, address, ptep);  in hugetlb_fault()
3402 	pte_t *ptep;  in hugetlb_change_protection()  local
3414 		ptep = huge_pte_offset(mm, address);  in hugetlb_change_protection()
3415 		if (!ptep)  in hugetlb_change_protection()
3417 		ptl = huge_pte_lock(h, mm, ptep);  in hugetlb_change_protection()
3418 		if (huge_pmd_unshare(mm, &address, ptep)) {  in hugetlb_change_protection()
3423 		pte = huge_ptep_get(ptep);  in hugetlb_change_protection()
3436 				set_huge_pte_at(mm, address, ptep, newpte);  in hugetlb_change_protection()
3443 			pte = huge_ptep_get_and_clear(mm, address, ptep);  in hugetlb_change_protection()
3446 			set_huge_pte_at(mm, address, ptep, pte);  in hugetlb_change_protection()
3670 int huge_pmd_unshare(struct mm_struct *mm, unsigned long *addr, pte_t *ptep)  in huge_pmd_unshare()  argument
3675 	BUG_ON(page_count(virt_to_page(ptep)) == 0);  in huge_pmd_unshare()
3676 	if (page_count(virt_to_page(ptep)) == 1)  in huge_pmd_unshare()
3680 	put_page(virt_to_page(ptep));  in huge_pmd_unshare()