[ACPI] print_IO_APIC() only after it is programmed

http://bugzilla.kernel.org/show_bug.cgi?id=1177

arch/x86_64/kernel/io_apic.c

@@ -1087,8 +1087,6 @@ static void __init setup_ioapic_ids_from_mpc (void)
 	unsigned char old_id;
 	unsigned long flags;
 
-	if (acpi_ioapic) return; /* ACPI does that already */
-
 	/*
 	 * Set the IOAPIC ID to the value stored in the MPC table.
 	 */
@@ -1673,11 +1671,13 @@ void __init setup_IO_APIC(void)
 	/*
 	 * Set up the IO-APIC IRQ routing table.
 	 */
+	if (!acpi_ioapic)
 		setup_ioapic_ids_from_mpc();
 	sync_Arb_IDs();
 	setup_IO_APIC_irqs();
 	init_IO_APIC_traps();
 	check_timer();
+	if (!acpi_ioapic)
 		print_IO_APIC();
 }
 

arch/x86_64/kernel/mpparse.c

@@ -950,6 +950,8 @@ void __init mp_parse_prt (void)
 			entry->irq);
 	}
 	
+	print_IO_APIC();
+
 	return;
 }