[S390] vmalloc: add vmalloc kernel parameter support

[deliverable/linux.git] / arch / s390 / include / asm / pgtable.h

diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index 5caddd4f7bedd74ed7fa9078c8cf4d97bdfc2227..60a7b1a1702ff478b60177b2ac161341a2882873 100644 (file)
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -112,12 +112,15 @@ extern char empty_zero_page[PAGE_SIZE];
  * effect, this also makes sure that 64 bit module code cannot be used
  * as system call address.
  */
+
+extern unsigned long VMALLOC_START;
+
 #ifndef __s390x__
-#define VMALLOC_START  0x78000000UL
+#define VMALLOC_SIZE   (96UL << 20)
 #define VMALLOC_END    0x7e000000UL
 #define VMEM_MAP_END   0x80000000UL
 #else /* __s390x__ */
-#define VMALLOC_START  0x3e000000000UL
+#define VMALLOC_SIZE   (1UL << 30)
 #define VMALLOC_END    0x3e040000000UL
 #define VMEM_MAP_END   0x40000000000UL
 #endif /* __s390x__ */