powerpc: Use is_kdump_kernel()

[linux-2.6-omap-h63xx.git] / arch / powerpc / include / asm / kdump.h

diff --git a/arch/powerpc/include/asm/kdump.h b/arch/powerpc/include/asm/kdump.h
index a503da9d56f38712786a6757fb223dfaf9c70b1b..b07ebb9784d365b61d4216969fe24fa5c697e269 100644 (file)
--- a/arch/powerpc/include/asm/kdump.h
+++ b/arch/powerpc/include/asm/kdump.h
@@ -9,12 +9,6 @@
  * Reserve to the end of the FWNMI area, see head_64.S */
 #define KDUMP_RESERVE_LIMIT    0x10000 /* 64K */
 
-/*
- * Used to differentiate between relocatable kdump kernel and other
- * kernels
- */
-#define KDUMP_SIGNATURE        0xfeed1234
-
 #ifdef CONFIG_CRASH_DUMP
 
 #define KDUMP_TRAMPOLINE_START 0x0100
@@ -26,8 +20,6 @@
 
 #ifndef __ASSEMBLY__
 
-extern unsigned long __kdump_flag;
-
 #if defined(CONFIG_CRASH_DUMP) && !defined(CONFIG_RELOCATABLE)
 extern void reserve_kdump_trampoline(void);
 extern void setup_kdump_trampoline(void);