There's no need to convert to a page, much less a folio. We can tell from
the pmd whether it is a huge zero page or not. Saves 60 bytes of text.
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
---
arch/sparc/mm/tlb.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/sparc/mm/tlb.c b/arch/sparc/mm/tlb.c
index b44d79d778c7..19642f7ffb52 100644
--- a/arch/sparc/mm/tlb.c
+++ b/arch/sparc/mm/tlb.c
@@ -183,12 +183,12 @@ static void __set_pmd_acct(struct mm_struct *mm, unsigned long addr,
* hugetlb_pte_count.
*/
if (pmd_val(pmd) & _PAGE_PMD_HUGE) {
- if (is_huge_zero_page(pmd_page(pmd)))
+ if (is_huge_zero_pmd(pmd))
mm->context.hugetlb_pte_count++;
else
mm->context.thp_pte_count++;
} else {
- if (is_huge_zero_page(pmd_page(orig)))
+ if (is_huge_zero_pmd(orig))
mm->context.hugetlb_pte_count--;
else
mm->context.thp_pte_count--;
@@ -259,7 +259,7 @@ pmd_t pmdp_invalidate(struct vm_area_struct *vma, unsigned long address,
* Sanity check pmd before doing the actual decrement.
*/
if ((pmd_val(entry) & _PAGE_PMD_HUGE) &&
- !is_huge_zero_page(pmd_page(entry)))
+ !is_huge_zero_pmd(entry))
(vma->vm_mm)->context.thp_pte_count--;
return old;
--
2.43.0
