[IA64] Two trivial spelling fixes

s/addres/address/
s/performanc/performance/

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
diff --git a/include/asm-ia64/hw_irq.h b/include/asm-ia64/hw_irq.h
index bba5baa..7e6e377 100644
--- a/include/asm-ia64/hw_irq.h
+++ b/include/asm-ia64/hw_irq.h
@@ -63,7 +63,7 @@
 #define IA64_NUM_DEVICE_VECTORS		(IA64_LAST_DEVICE_VECTOR - IA64_FIRST_DEVICE_VECTOR + 1)
 
 #define IA64_MCA_RENDEZ_VECTOR		0xe8	/* MCA rendez interrupt */
-#define IA64_PERFMON_VECTOR		0xee	/* performanc monitor interrupt vector */
+#define IA64_PERFMON_VECTOR		0xee	/* performance monitor interrupt vector */
 #define IA64_TIMER_VECTOR		0xef	/* use highest-prio group 15 interrupt for timer */
 #define	IA64_MCA_WAKEUP_VECTOR		0xf0	/* MCA wakeup (must be >MCA_RENDEZ_VECTOR) */
 #define IA64_IPI_LOCAL_TLB_FLUSH	0xfc	/* SMP flush local TLB */