[PATCH] mm/khugepaged: use vma_is_anonymous

[cgel.zte@gmail.com]

From: xu xin <xu.xin16@zte.com.cn>

Cleanup the vma->vm_ops usage. Use vma_is_anonymous instead of
vma->vm_ops to make it more understandable.

Signed-off-by: xu xin <xu.xin16@zte.com.cn>
---
 mm/khugepaged.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mm/khugepaged.c b/mm/khugepaged.c
index cb43c3aee8b2..ba8dbd1825da 100644
--- a/mm/khugepaged.c
+++ b/mm/khugepaged.c
@@ -466,7 +466,7 @@ static bool hugepage_vma_check(struct vm_area_struct *vma,
 	if (file_thp_enabled(vma))
 		return true;
 
-	if (!vma->anon_vma || vma->vm_ops)
+	if (!vma->anon_vma || !vma_is_anonymous(vma))
 		return false;
 	if (vma_is_temporary_stack(vma))
 		return false;
@@ -982,7 +982,7 @@ static int hugepage_vma_revalidate(struct mm_struct *mm, unsigned long address,
 	if (!hugepage_vma_check(vma, vma->vm_flags))
 		return SCAN_VMA_CHECK;
 	/* Anon VMA expected */
-	if (!vma->anon_vma || vma->vm_ops)
+	if (!vma->anon_vma || !vma_is_anonymous(vma))
 		return SCAN_VMA_CHECK;
 	return 0;
 }
-- 
2.25.1