Commit dd05f5ec authored by Chen Haonan's avatar Chen Haonan Committed by Andrew Morton
Browse files

mm: use vma_pages() for vma objects 

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

Link: https://lkml.kernel.org/r/tencent_151850CF327EB055BBC83298A929BD06CD0A@qq.com


Signed-off-by: default avatarChen Haonan <chen.haonan2@zte.com.cn>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 4196810a

mm/internal.h

+1 −1
Original line number Diff line number Diff line
@@ -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)