X-Git-Url: http://git.monstr.eu/?a=blobdiff_plain;f=arch%2Fs390%2Finclude%2Fasm%2Fpgtable.h;h=dcac7b2df72ce798594cccf4243b154f18dc25d3;hb=2bb919b62f6e5959552a90a399d09d683afa3d1d;hp=90e45ac5516f2cdd58fe9f930efa165833df5122;hpb=d4a01902eb59e478ab7c7d36d7bb90d94a315f89;p=linux-2.6-microblaze.git

diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index 90e45ac5516f..dcac7b2df72c 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -66,8 +66,6 @@ extern unsigned long zero_page_mask;
 
 /* TODO: s390 cannot support io_remap_pfn_range... */
 
-#define FIRST_USER_ADDRESS  0UL
-
 #define pte_ERROR(e) \
 	printk("%s:%d: bad pte %p.\n", __FILE__, __LINE__, (void *) pte_val(e))
 #define pmd_ERROR(e) \
@@ -345,8 +343,6 @@ static inline int is_module_addr(void *addr)
 #define PTRS_PER_P4D	_CRST_ENTRIES
 #define PTRS_PER_PGD	_CRST_ENTRIES
 
-#define MAX_PTRS_PER_P4D	PTRS_PER_P4D
-
 /*
  * Segment table and region3 table entry encoding
  * (R = read-only, I = invalid, y = young bit):
@@ -1729,4 +1725,7 @@ extern void s390_reset_cmma(struct mm_struct *mm);
 #define HAVE_ARCH_UNMAPPED_AREA
 #define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN
 
+#define pmd_pgtable(pmd) \
+	((pgtable_t)__va(pmd_val(pmd) & -sizeof(pte_t)*PTRS_PER_PTE))
+
 #endif /* _S390_PAGE_H */