linux-kernel - [PATCH v6 64/71] mm/pagewalk: Use vma

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Message-ID: <20220215144241.3812052-64-Liam.Howlett@oracle.com>
Date:   Tue, 15 Feb 2022 14:43:27 +0000
From:   Liam Howlett <liam.howlett@...cle.com>
To:     "maple-tree@...ts.infradead.org" <maple-tree@...ts.infradead.org>,
        "linux-mm@...ck.org" <linux-mm@...ck.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: [PATCH v6 64/71] mm/pagewalk: Use vma_find() instead of vma linked
 list

From: "Liam R. Howlett" <Liam.Howlett@...cle.com>

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

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

diff --git a/mm/pagewalk.c b/mm/pagewalk.c
index 9b3db11a4d1d..fdfea080c5ff 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) {
-- 
2.34.1