[PATCH] x86_64: Remove unneeded ifdef in hardirq.h

Remove unneeded ifdef in hardirq.h

I can't see any reason for the #ifdef CONFIG_X86 introduced to the x86_64
hardirq.h as part of the generic irq subsystem changes.
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

include/asm-x86_64/hardirq.h

@@ -21,7 +21,6 @@
  */
 static inline void ack_bad_irq(unsigned int irq)
 {
-#ifdef CONFIG_X86
 	printk("unexpected IRQ trap at vector %02x\n", irq);
 #ifdef CONFIG_X86_LOCAL_APIC
 	/*
@@ -34,6 +33,5 @@ static inline void ack_bad_irq(unsigned int irq)
 	 */
 	ack_APIC_irq();
 #endif
-#endif
 }
 #endif /* __ASM_HARDIRQ_H */