diff --git a/arch/ia64/include/asm/kprobes.h b/arch/ia64/include/asm/kprobes.h
index c5cf5e4fb338..9e956768946c 100644
--- a/arch/ia64/include/asm/kprobes.h
+++ b/arch/ia64/include/asm/kprobes.h
@@ -110,8 +110,6 @@ extern int kprobe_fault_handler(struct pt_regs *regs, int trapnr);
 extern int kprobe_exceptions_notify(struct notifier_block *self,
 				    unsigned long val, void *data);
 
-extern void invalidate_stacked_regs(void);
-extern void flush_register_stack(void);
 extern void arch_remove_kprobe(struct kprobe *p);
 
 #endif /* CONFIG_KPROBES */