From: "Aneesh Kumar K.V" <aneesh.kumar@xxxxxxxxxxxxxxxxxx> Subject: mm: use the correct page size when removing the page We are removing a pmd hugepage here. Use the correct page size. Link: http://lkml.kernel.org/r/20161026084839.27299-2-aneesh.kumar@xxxxxxxxxxxxxxxxxx Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx> Cc: "Kirill A. Shutemov" <kirill@xxxxxxxxxxxxx> Cc: Dan Williams <dan.j.williams@xxxxxxxxx> Cc: Ross Zwisler <ross.zwisler@xxxxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- mm/huge_memory.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff -puN mm/huge_memory.c~mm-use-the-correct-page-size-when-removing-the-page mm/huge_memory.c --- a/mm/huge_memory.c~mm-use-the-correct-page-size-when-removing-the-page +++ a/mm/huge_memory.c @@ -1399,12 +1399,12 @@ int zap_huge_pmd(struct mmu_gather *tlb, 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); _ -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
