39 static pte_t *lock_pte_protection(struct vm_area_struct *vma, pmd_t *pmd,  in lock_pte_protection()  argument
47 		return pte_offset_map_lock(vma->vm_mm, pmd, addr, ptl);  in lock_pte_protection()
49 	pmdl = pmd_lock(vma->vm_mm, pmd);  in lock_pte_protection()
50 	if (unlikely(pmd_trans_huge(*pmd) || pmd_none(*pmd))) {  in lock_pte_protection()
55 	pte = pte_offset_map_lock(vma->vm_mm, pmd, addr, ptl);  in lock_pte_protection()
60 static unsigned long change_pte_range(struct vm_area_struct *vma, pmd_t *pmd,  in change_pte_range()  argument
69 	pte = lock_pte_protection(vma, pmd, addr, prot_numa, &ptl);  in change_pte_range()
138 	pmd_t *pmd;  in change_pmd_range()  local
145 	pmd = pmd_offset(pud, addr);  in change_pmd_range()
150 		if (!pmd_trans_huge(*pmd) && pmd_none_or_clear_bad(pmd))  in change_pmd_range()
159 		if (pmd_trans_huge(*pmd)) {  in change_pmd_range()
161 				split_huge_page_pmd(vma, addr, pmd);  in change_pmd_range()
163 				int nr_ptes = change_huge_pmd(vma, pmd, addr,  in change_pmd_range()
178 		this_pages = change_pte_range(vma, pmd, addr, next, newprot,  in change_pmd_range()
181 	} while (pmd++, addr = next, addr != end);  in change_pmd_range()