x86: uv bau interrupt -- use proper interrupt number

Signed-off-by: NCyrill Gorcunov <gorcunov@gmail.com>
Acked-by: NCliff Wickman <cpw@sgi.com>
Signed-off-by: NIngo Molnar <mingo@elte.hu>

arch/x86/kernel/entry_64.S

@@ -938,7 +938,7 @@ apicinterrupt IRQ_MOVE_CLEANUP_VECTOR \
 	irq_move_cleanup_interrupt smp_irq_move_cleanup_interrupt
 #endif
 
-apicinterrupt 220 \
+apicinterrupt UV_BAU_MESSAGE \
 	uv_bau_message_intr1 uv_bau_message_interrupt
 apicinterrupt LOCAL_TIMER_VECTOR \
 	apic_timer_interrupt smp_apic_timer_interrupt