HWPOISON, hugetlb: support hwpoison injection for hugepage

[people/ms/linux.git] / mm / hugetlb.c

diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 4c2efc0f3919b8c31176e330ab74b38b022d00ac..3c275ffd32a77849c919ad25c0c19a2c3781e7db 100644 (file)
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -615,6 +615,8 @@ int PageHuge(struct page *page)
        return dtor == free_huge_page;
 }
 
+EXPORT_SYMBOL_GPL(PageHuge);
+
 static struct page *alloc_fresh_huge_page_node(struct hstate *h, int nid)
 {
        struct page *page;