diff --git a/include/asm-sh/pgtable.h b/include/asm-sh/pgtable.h
index f87504abb43f44e77a69c674718a6fbbfbcbd778..c84901dbd8e51cf2097e591c6c439c232443d611 100644
--- a/include/asm-sh/pgtable.h
+++ b/include/asm-sh/pgtable.h
@@ -197,6 +197,14 @@ extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)];
 # endif
 #endif
 
+/*
+ * Stub out _PAGE_SZHUGE if we don't have a good definition for it,
+ * to make pte_mkhuge() happy.
+ */
+#ifndef _PAGE_SZHUGE
+# define _PAGE_SZHUGE	(_PAGE_FLAGS_HARD)
+#endif
+
 #define _PAGE_CHG_MASK \
 	(PTE_MASK | _PAGE_ACCESSED | _PAGE_CACHABLE | _PAGE_DIRTY)