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-rw-r--r--mm/hugetlb.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index e90a290..4eb0f09 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -1001,9 +1001,8 @@ static void destroy_compound_gigantic_page(struct page *page,
struct page *p = page + 1;
for (i = 1; i < nr_pages; i++, p = mem_map_next(p, page, i)) {
- __ClearPageTail(p);
+ clear_compound_head(p);
set_page_refcounted(p);
- p->first_page = NULL;
}
set_compound_order(page, 0);
@@ -1276,10 +1275,7 @@ static void prep_compound_gigantic_page(struct page *page, unsigned long order)
*/
__ClearPageReserved(p);
set_page_count(p, 0);
- p->first_page = page;
- /* Make sure p->first_page is always valid for PageTail() */
- smp_wmb();
- __SetPageTail(p);
+ set_compound_head(p, page);
}
}
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