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-rw-r--r--mm/huge_memory.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 68a3c93036f6..a863af26c79c 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -1024,9 +1024,10 @@ int zap_huge_pmd(struct mmu_gather *tlb, struct vm_area_struct *vma,
1024 if (__pmd_trans_huge_lock(pmd, vma) == 1) { 1024 if (__pmd_trans_huge_lock(pmd, vma) == 1) {
1025 struct page *page; 1025 struct page *page;
1026 pgtable_t pgtable; 1026 pgtable_t pgtable;
1027 pmd_t orig_pmd;
1027 pgtable = pgtable_trans_huge_withdraw(tlb->mm); 1028 pgtable = pgtable_trans_huge_withdraw(tlb->mm);
1028 page = pmd_page(*pmd); 1029 orig_pmd = pmdp_get_and_clear(tlb->mm, addr, pmd);
1029 pmd_clear(pmd); 1030 page = pmd_page(orig_pmd);
1030 tlb_remove_pmd_tlb_entry(tlb, pmd, addr); 1031 tlb_remove_pmd_tlb_entry(tlb, pmd, addr);
1031 page_remove_rmap(page); 1032 page_remove_rmap(page);
1032 VM_BUG_ON(page_mapcount(page) < 0); 1033 VM_BUG_ON(page_mapcount(page) < 0);