[PATCH] compound page: use page[1].lru

[linux-2.6-omap-h63xx.git] / mm / hugetlb.c

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 67f29516662a4b9d3c2291731a2259808646f54c..508707704d2cb714968a779e128084d640afc439 100644 (file)
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -85,7 +85,7 @@ void free_huge_page(struct page *page)
        BUG_ON(page_count(page));
 
        INIT_LIST_HEAD(&page->lru);
-       page[1].mapping = NULL;
+       page[1].lru.next = NULL;                        /* reset dtor */
 
        spin_lock(&hugetlb_lock);
        enqueue_huge_page(page);
@@ -105,7 +105,7 @@ struct page *alloc_huge_page(struct vm_area_struct *vma, unsigned long addr)
        }
        spin_unlock(&hugetlb_lock);
        set_page_count(page, 1);
-       page[1].mapping = (void *)free_huge_page;
+       page[1].lru.next = (void *)free_huge_page;      /* set dtor */
        for (i = 0; i < (HPAGE_SIZE/PAGE_SIZE); ++i)
                clear_user_highpage(&page[i], addr);
        return page;