62 		unsigned long address, pmd_t *pmd, unsigned int flags)  in follow_page_pte()  argument
70 	if (unlikely(pmd_bad(*pmd)))  in follow_page_pte()
73 	ptep = pte_offset_map_lock(mm, pmd, address, &ptl);  in follow_page_pte()
90 		migration_entry_wait(mm, pmd, address);  in follow_page_pte()
183 	pmd_t *pmd;  in follow_page_mask()  local
212 	pmd = pmd_offset(pud, address);  in follow_page_mask()
213 	if (pmd_none(*pmd))  in follow_page_mask()
215 	if (pmd_huge(*pmd) && vma->vm_flags & VM_HUGETLB) {  in follow_page_mask()
216 		page = follow_huge_pmd(mm, address, pmd, flags);  in follow_page_mask()
221 	if ((flags & FOLL_NUMA) && pmd_protnone(*pmd))  in follow_page_mask()
223 	if (pmd_trans_huge(*pmd)) {  in follow_page_mask()
225 			split_huge_page_pmd(vma, address, pmd);  in follow_page_mask()
226 			return follow_page_pte(vma, address, pmd, flags);  in follow_page_mask()
228 		ptl = pmd_lock(mm, pmd);  in follow_page_mask()
229 		if (likely(pmd_trans_huge(*pmd))) {  in follow_page_mask()
230 			if (unlikely(pmd_trans_splitting(*pmd))) {  in follow_page_mask()
232 				wait_split_huge_page(vma->anon_vma, pmd);  in follow_page_mask()
235 							     pmd, flags);  in follow_page_mask()
243 	return follow_page_pte(vma, address, pmd, flags);  in follow_page_mask()
252 	pmd_t *pmd;  in get_gate_page()  local
266 	pmd = pmd_offset(pud, address);  in get_gate_page()
267 	if (pmd_none(*pmd))  in get_gate_page()
269 	VM_BUG_ON(pmd_trans_huge(*pmd));  in get_gate_page()
270 	pte = pte_offset_map(pmd, address);  in get_gate_page()
1053 static int gup_pte_range(pmd_t pmd, unsigned long addr, unsigned long end,  in gup_pte_range()  argument
1059 	ptem = ptep = pte_offset_map(&pmd, addr);  in gup_pte_range()
1112 static int gup_pte_range(pmd_t pmd, unsigned long addr, unsigned long end,  in gup_pte_range()  argument
1259 		pmd_t pmd = READ_ONCE(*pmdp);  in gup_pmd_range()  local
1262 		if (pmd_none(pmd) || pmd_trans_splitting(pmd))  in gup_pmd_range()
1265 		if (unlikely(pmd_trans_huge(pmd) || pmd_huge(pmd))) {  in gup_pmd_range()
1271 			if (pmd_protnone(pmd))  in gup_pmd_range()
1274 			if (!gup_huge_pmd(pmd, pmdp, addr, next, write,  in gup_pmd_range()
1278 		} else if (unlikely(is_hugepd(__hugepd(pmd_val(pmd))))) {  in gup_pmd_range()
1283 			if (!gup_huge_pd(__hugepd(pmd_val(pmd)), addr,  in gup_pmd_range()
1286 		} else if (!gup_pte_range(pmd, addr, next, write, pages, nr))  in gup_pmd_range()