[S390] 4level-fixup cleanup

Get independent from asm-generic/4level-fixup.h

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/include/asm-s390/page.h b/include/asm-s390/page.h
index ceec382..584d0ee 100644
--- a/include/asm-s390/page.h
+++ b/include/asm-s390/page.h
@@ -82,6 +82,7 @@
 #ifndef __s390x__
 
 typedef struct { unsigned long pmd; } pmd_t;
+typedef struct { unsigned long pud; } pud_t;
 typedef struct {
         unsigned long pgd0;
         unsigned long pgd1;
@@ -90,6 +91,7 @@
         } pgd_t;
 
 #define pmd_val(x)      ((x).pmd)
+#define pud_val(x)	((x).pud)
 #define pgd_val(x)      ((x).pgd0)
 
 #else /* __s390x__ */
@@ -98,10 +100,12 @@
         unsigned long pmd0;
         unsigned long pmd1; 
         } pmd_t;
+typedef struct { unsigned long pud; } pud_t;
 typedef struct { unsigned long pgd; } pgd_t;
 
 #define pmd_val(x)      ((x).pmd0)
 #define pmd_val1(x)     ((x).pmd1)
+#define pud_val(x)	((x).pud)
 #define pgd_val(x)      ((x).pgd)
 
 #endif /* __s390x__ */