diff --git a/include/asm-generic/4level-fixup.h b/include/asm-generic/4level-fixup.h
index 77ff547730af53f8da5850f05ee70866b720f4b9..5bdab6bffd23cfc708ad80d6a04b5ad3690bd74d 100644
--- a/include/asm-generic/4level-fixup.h
+++ b/include/asm-generic/4level-fixup.h
@@ -4,6 +4,7 @@
 #define __ARCH_HAS_4LEVEL_HACK
 #define __PAGETABLE_PUD_FOLDED
 
+#define PUD_SHIFT			PGDIR_SHIFT
 #define PUD_SIZE			PGDIR_SIZE
 #define PUD_MASK			PGDIR_MASK
 #define PTRS_PER_PUD			1