From e9036a359281cefd3c94a0aba6e2f1b00b08a089 Mon Sep 17 00:00:00 2001
From: "Liam R. Howlett" <Liam.Howlett@Oracle.com>
Date: Mon, 4 Jan 2021 15:06:47 -0500
Subject: [PATCH] mm/pagewalk: Use vma_find() instead of vma linked list

walk_page_range() no longer uses the one vma linked list reference.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
---
 mm/pagewalk.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/pagewalk.c b/mm/pagewalk.c
index 9b3db11a4d1db..fdfea080c5ff9 100644
--- a/mm/pagewalk.c
+++ b/mm/pagewalk.c
@@ -456,7 +456,7 @@ int walk_page_range(struct mm_struct *mm, unsigned long start,
 		} else { /* inside vma */
 			walk.vma = vma;
 			next = min(end, vma->vm_end);
-			vma = vma->vm_next;
+			vma = find_vma(mm, vma->vm_end);;
 
 			err = walk_page_test(start, next, &walk);
 			if (err > 0) {