[PATCH v4 53/66] mm/madvise: Use vma_find() instead of vma linked list

Liam Howlett liam.howlett at oracle.com
Wed Dec 1 06:30:14 PST 2021


From: "Liam R. Howlett" <Liam.Howlett at Oracle.com>

Signed-off-by: Liam R. Howlett <Liam.Howlett at Oracle.com>
---
 mm/madvise.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/madvise.c b/mm/madvise.c
index 8c927202bbe6..cb6daa98e5b1 100644
--- a/mm/madvise.c
+++ b/mm/madvise.c
@@ -1209,7 +1209,7 @@ int do_madvise(struct mm_struct *mm, unsigned long start, size_t len_in, int beh
 		if (start >= end)
 			goto out;
 		if (prev)
-			vma = prev->vm_next;
+			vma = find_vma(mm, prev->vm_end);
 		else	/* madvise_remove dropped mmap_lock */
 			vma = find_vma(mm, start);
 	}
-- 
2.30.2



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