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mm: use vma_pages() for vma objects

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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: Chen Haonan <chen.haonan2@zte.com.cn>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Chen Haonan 2023-12-06 18:36:27 +08:00 committed by Andrew Morton
parent 4196810a25
commit dd05f5ec1e
1 changed files with 1 additions and 1 deletions
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2
mm/internal.h
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@ -616,7 +616,7 @@ folio_within_range(struct folio *folio, struct vm_area_struct *vma,
unsigned long start, unsigned long end) unsigned long start, unsigned long end)
{ {
pgoff_t pgoff, addr; 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); VM_WARN_ON_FOLIO(folio_test_ksm(folio), folio);
if (start > end) if (start > end)