[patch 161/173] mm/mempolicy: use helper range_in_vma() in queue_pages_test_walk()

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From: Miaohe Lin <linmiaohe@xxxxxxxxxx>
Subject: mm/mempolicy: use helper range_in_vma() in queue_pages_test_walk()

The helper range_in_vma() is introduced via commit 017b1660df89 ("mm:
migration: fix migration of huge PMD shared pages"). But we forgot to
use it in queue_pages_test_walk().

Link: https://lkml.kernel.org/r/20210130091352.20220-1-linmiaohe@xxxxxxxxxx
Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx>
Reviewed-by: David Hildenbrand <david@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

 mm/mempolicy.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/mm/mempolicy.c~mm-mempolicy-use-helper-range_in_vma-in-queue_pages_test_walk
+++ a/mm/mempolicy.c
@@ -677,7 +677,7 @@ static int queue_pages_test_walk(unsigne
 	unsigned long flags = qp->flags;
 
 	/* range check first */
-	VM_BUG_ON_VMA((vma->vm_start > start) || (vma->vm_end < end), vma);
+	VM_BUG_ON_VMA(!range_in_vma(vma, start, end), vma);
 
 	if (!qp->first) {
 		qp->first = vma;
_




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