x86: introduce max_pfn_mapped

64bit uses end_pfn_map and 32bit uses max_low_pfn. There are several
files which have #ifdef'ed defines which map either to end_pfn_map or
max_low_pfn. Replace this by a universal define and clean up all the
other instances.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

Signed-off-by: Ingo Molnar <mingo@elte.hu>

2 files changed, 2 insertions, 2 deletions

diff --git a/include/asm-x86/efi.h b/include/asm-x86/efi.h
index 9e08ae84795d..9c68a1f098d8 100644
--- a/include/asm-x86/efi.h
+++ b/include/asm-x86/efi.h
@@ -35,8 +35,6 @@ extern unsigned long asmlinkage efi_call_phys(void *, ...);
 
 #define efi_ioremap(addr, size)                 ioremap(addr, size)
 
-#define end_pfn_map                             max_low_pfn
-
 #else /* !CONFIG_X86_32 */
 
 #define MAX_EFI_IO_PAGES        100
diff --git a/include/asm-x86/page.h b/include/asm-x86/page.h
index eba88d940092..e2c79d8dcdcf 100644
--- a/include/asm-x86/page.h
+++ b/include/asm-x86/page.h
@@ -33,8 +33,10 @@
 
 #ifdef CONFIG_X86_64
 #include <asm/page_64.h>
+#define max_pfn_mapped          end_pfn_map
 #else
 #include <asm/page_32.h>
+#define max_pfn_mapped          max_low_pfn
 #endif  /* CONFIG_X86_64 */
 
 #define PAGE_OFFSET             ((unsigned long)__PAGE_OFFSET)