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-rw-r--r--mm/mremap.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/mm/mremap.c b/mm/mremap.c
index 1f157adfdaf9..da22ad2a5678 100644
--- a/mm/mremap.c
+++ b/mm/mremap.c
@@ -210,9 +210,8 @@ unsigned long move_page_tables(struct vm_area_struct *vma,
}
}
split_huge_pmd(vma, old_pmd, old_addr);
- if (pmd_none(*old_pmd))
+ if (pmd_trans_unstable(old_pmd))
continue;
- VM_BUG_ON(pmd_trans_huge(*old_pmd));
}
if (pte_alloc(new_vma->vm_mm, new_pmd, new_addr))
break;