diff mbox series

[linux-next] mm:use vma_pages() for vma objects

Message ID tencent_151850CF327EB055BBC83298A929BD06CD0A@qq.com (mailing list archive)
State New
Headers show
Series [linux-next] mm:use vma_pages() for vma objects | expand

Commit Message

1226717762@qq.com Dec. 6, 2023, 10:36 a.m. UTC 
From: Chen Haonan <chen.haonan2@zte.com.cn>

vma_pages() is more readable and also better at avoiding error codes, 
so use vma_pages() instead of direct operations on vma

Signed-off-by: Chen Haonan <chen.haonan2@zte.com.cn>
---
 mm/internal.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/mm/internal.h b/mm/internal.h
index 8450562744cf..222e63b2dea4 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -616,7 +616,7 @@  folio_within_range(struct folio *folio, struct vm_area_struct *vma,
                unsigned long start, unsigned long end)
 {
        pgoff_t pgoff, addr;
-       unsigned long vma_pglen = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT;
+       unsigned long vma_pglen = vma_pages(vma);
 
        VM_WARN_ON_FOLIO(folio_test_ksm(folio), folio);
        if (start > end)