diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index d0bad1a..35786ee 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -343,6 +343,11 @@
 	return h->order + PAGE_SHIFT;
 }
 
+static inline bool hstate_is_gigantic(struct hstate *h)
+{
+	return huge_page_order(h) >= MAX_ORDER;
+}
+
 static inline unsigned int pages_per_huge_page(struct hstate *h)
 {
 	return 1 << h->order;