thp: copy_huge_pmd(): copy huge zero page v6 fix

Fix comment

Signed-off-by: David Rientjes <rientjes@google.com>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 662ac5bea124602307d1a2f0a744c73677146e57..96a44e4c3206592e6cd793133b797b4fbe62cfda 100644 (file)
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -959,7 +959,7 @@ int copy_huge_pmd(struct mm_struct *dst_mm, struct mm_struct *src_mm,
                goto out_unlock;
        }
        /*
-        * mm->pagetable lock is enough to be sure that huge zero pmd is not
+        * mm->page_table_lock is enough to be sure that huge zero pmd is not
         * under splitting since we don't split the page itself, only pmd to
         * a page table.
         */