[RFC PATCH 1/5] mm: Use the correct page size when removing the page
From: Aneesh Kumar K.V <hidden>
Date: 2016-10-11 17:31:35
Also in:
linux-mm, lkml
Subsystem:
memory management, memory management - thp (transparent huge page), the rest · Maintainers:
Andrew Morton, David Hildenbrand, Linus Torvalds
We are removing a pmd hugepage here. Use the correct page size. Signed-off-by: Aneesh Kumar K.V <redacted> --- 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