39 		if (pmd_none(*pmd) || !walk->vma) {  in walk_pmd_range()
62 		split_huge_pmd(walk->vma, pmd, addr);  in walk_pmd_range()
84 		if (pud_none(*pud) || !walk->vma) {  in walk_pud_range()
93 			spinlock_t *ptl = pud_trans_huge_lock(pud, walk->vma);  in walk_pud_range()
104 		split_huge_pud(walk->vma, pud, addr);  in walk_pud_range()
180 	struct vm_area_struct *vma = walk->vma;  in walk_hugetlb_range()  local
181 	struct hstate *h = hstate_vma(vma);  in walk_hugetlb_range()
222 	struct vm_area_struct *vma = walk->vma;  in walk_page_test()  local
235 	if (vma->vm_flags & VM_PFNMAP) {  in walk_page_test()
248 	struct vm_area_struct *vma = walk->vma;  in __walk_page_range()  local
250 	if (vma && is_vm_hugetlb_page(vma)) {  in __walk_page_range()
294 	struct vm_area_struct *vma;  in walk_page_range()  local
304 	vma = find_vma(walk->mm, start);  in walk_page_range()
306 		if (!vma) { /* after the last vma */  in walk_page_range()
307 			walk->vma = NULL;  in walk_page_range()
309 		} else if (start < vma->vm_start) { /* outside vma */  in walk_page_range()
310 			walk->vma = NULL;  in walk_page_range()
311 			next = min(end, vma->vm_start);  in walk_page_range()
313 			walk->vma = vma;  in walk_page_range()
314 			next = min(end, vma->vm_end);  in walk_page_range()
315 			vma = vma->vm_next;  in walk_page_range()
330 		if (walk->vma || walk->pte_hole)  in walk_page_range()
338 int walk_page_vma(struct vm_area_struct *vma, struct mm_walk *walk)  in walk_page_vma()  argument
346 	VM_BUG_ON(!vma);  in walk_page_vma()
347 	walk->vma = vma;  in walk_page_vma()
348 	err = walk_page_test(vma->vm_start, vma->vm_end, walk);  in walk_page_vma()
353 	return __walk_page_range(vma->vm_start, vma->vm_end, walk);  in walk_page_vma()