diff mbox series

[v2,53/70] mm/huge_memory: Use vma_next() instead of vma linked list

Message ID 20210112161240.2024684-54-Liam.Howlett@Oracle.com (mailing list archive)
State New, archived
Headers show
Series RFC mm: Introducing the Maple Tree | expand

Commit Message

Liam R. Howlett Jan. 12, 2021, 4:12 p.m. UTC 
Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
---
 mm/huge_memory.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index ec2bb93f74314..4005beb23daf9 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -2304,12 +2304,12 @@  void vma_adjust_trans_huge(struct vm_area_struct *vma,
 		split_huge_pmd_address(vma, end, false, NULL);
 
 	/*
-	 * If we're also updating the vma->vm_next->vm_start, if the new
-	 * vm_next->vm_start isn't hpage aligned and it could previously
+	 * If we're also updating the vma_next(vma)->vm_start, if the new
+	 * vma_next()->vm_start isn't hpage aligned and it could previously
 	 * contain an hugepage: check if we need to split an huge pmd.
 	 */
 	if (adjust_next > 0) {
-		struct vm_area_struct *next = vma->vm_next;
+		struct vm_area_struct *next = vma_next(vma->vm_mm, vma);
 		unsigned long nstart = next->vm_start;
 		nstart += adjust_next;
 		if (nstart & ~HPAGE_PMD_MASK &&