libnvdimm/namespace: Differentiate between probe mapping and runtime mapping

[linux-2.6-microblaze.git] / mm / hugetlb.c

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index ef37c85..b45a953 100644 (file)
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -1084,11 +1084,10 @@ static bool pfn_range_valid_gigantic(struct zone *z,
        struct page *page;
 
        for (i = start_pfn; i < end_pfn; i++) {
-               if (!pfn_valid(i))
+               page = pfn_to_online_page(i);
+               if (!page)
                        return false;
 
-               page = pfn_to_page(i);
-
                if (page_zone(page) != z)
                        return false;