linux-kernel - [PATCH v6 56/71] mm/madvise: Use vma

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Message-ID: <20220215144241.3812052-56-Liam.Howlett@oracle.com>
Date:   Tue, 15 Feb 2022 14:43:24 +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 56/71] mm/madvise: Use vma_find() instead of vma linked
 list

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

madvise_walk_vmas() no longer uses linked list.

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

diff --git a/mm/madvise.c b/mm/madvise.c
index 5604064df464..2d3210e59826 100644
--- a/mm/madvise.c
+++ b/mm/madvise.c
@@ -1213,7 +1213,7 @@ int madvise_walk_vmas(struct mm_struct *mm, unsigned long start,
 		if (start >= end)
 			break;
 		if (prev)
-			vma = prev->vm_next;
+			vma = find_vma(mm, prev->vm_end);
 		else	/* madvise_remove dropped mmap_lock */
 			vma = find_vma(mm, start);
 	}
-- 
2.34.1