diff --git a/arch/powerpc/include/asm/suspend.h b/arch/powerpc/include/asm/suspend.h
index cbf2c9404c37..c6efc3466aa6 100644
--- a/arch/powerpc/include/asm/suspend.h
+++ b/arch/powerpc/include/asm/suspend.h
@@ -3,7 +3,4 @@
 
 static inline int arch_prepare_suspend(void) { return 0; }
 
-void save_processor_state(void);
-void restore_processor_state(void);
-
 #endif /* __ASM_POWERPC_SUSPEND_H */
diff --git a/arch/x86/include/asm/suspend_32.h b/arch/x86/include/asm/suspend_32.h
index a5074bd0f8be..48dcfa62ea07 100644
--- a/arch/x86/include/asm/suspend_32.h
+++ b/arch/x86/include/asm/suspend_32.h
@@ -24,28 +24,4 @@ struct saved_context {
 	unsigned long return_address;
 } __attribute__((packed));
 
-#ifdef CONFIG_ACPI
-extern unsigned long saved_eip;
-extern unsigned long saved_esp;
-extern unsigned long saved_ebp;
-extern unsigned long saved_ebx;
-extern unsigned long saved_esi;
-extern unsigned long saved_edi;
-
-static inline void acpi_save_register_state(unsigned long return_point)
-{
-	saved_eip = return_point;
-	asm volatile("movl %%esp,%0" : "=m" (saved_esp));
-	asm volatile("movl %%ebp,%0" : "=m" (saved_ebp));
-	asm volatile("movl %%ebx,%0" : "=m" (saved_ebx));
-	asm volatile("movl %%edi,%0" : "=m" (saved_edi));
-	asm volatile("movl %%esi,%0" : "=m" (saved_esi));
-}
-
-#define acpi_restore_register_state()  do {} while (0)
-
-/* routines for saving/restoring kernel state */
-extern int acpi_save_state_mem(void);
-#endif
-
 #endif /* _ASM_X86_SUSPEND_32_H */