hugetlb: use set_compound_page_dtor

Use appropriate accessor function to set compound page destructor
function.

Cc:  William Irwin <wli@holomorphy.com>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Acked-by: Adam Litke <agl@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 2d7611c..f127940 100644 (file)
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -208,7 +208,7 @@ static void update_and_free_page(struct page *page)
                                1 << PG_dirty | 1 << PG_active | 1 << PG_reserved |
                                1 << PG_private | 1<< PG_writeback);
        }
-       page[1].lru.next = NULL;
+       set_compound_page_dtor(page, NULL);
        set_page_refcounted(page);
        __free_pages(page, HUGETLB_PAGE_ORDER);
 }