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| From | "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> |
| Newsgroups | linux.kernel |
| Subject | [RFC PATCH 1/5] mm: Use the correct page size when removing the page |
| Date | Tue, 11 Oct 2016 19:40:04 +0200 |
| Message-ID | <sr9bZ-195-37@gated-at.bofh.it> (permalink) |
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We are removing a pmd hugepage here. Use the correct page size.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
---
mm/huge_memory.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 53ae6d00656a..3c9efdda0893 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -1338,12 +1338,12 @@ int zap_huge_pmd(struct mmu_gather *tlb, struct vm_area_struct *vma,
if (vma_is_dax(vma)) {
spin_unlock(ptl);
if (is_huge_zero_pmd(orig_pmd))
- tlb_remove_page(tlb, pmd_page(orig_pmd));
+ tlb_remove_page_size(tlb, pmd_page(orig_pmd), HPAGE_PMD_SIZE);
} else if (is_huge_zero_pmd(orig_pmd)) {
pte_free(tlb->mm, pgtable_trans_huge_withdraw(tlb->mm, pmd));
atomic_long_dec(&tlb->mm->nr_ptes);
spin_unlock(ptl);
- tlb_remove_page(tlb, pmd_page(orig_pmd));
+ tlb_remove_page_size(tlb, pmd_page(orig_pmd), HPAGE_PMD_SIZE);
} else {
struct page *page = pmd_page(orig_pmd);
page_remove_rmap(page, true);
--
2.10.1
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[RFC PATCH 1/5] mm: Use the correct page size when removing the page "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2016-10-11 19:40 +0200 [RFC PATCH 5/5] mm: Remove the page size change check in tlb_remove_page "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2016-10-11 20:10 +0200 [RFC PATCH 2/5] mm: Update mmu_gather range correctly "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2016-10-11 20:10 +0200 [RFC PATCH 4/5] mm: Add tlb_remove_check_page_size_change to track page size change "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2016-10-11 20:10 +0200
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