x86: make mp_ioapic_routing definition local

Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index b2ad09c..f75c203 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -852,7 +852,12 @@
 extern int es7000_plat;
 #endif
 
-static struct mp_ioapic_routing mp_ioapic_routing[MAX_IO_APICS];
+static struct {
+	int apic_id;
+	int gsi_base;
+	int gsi_end;
+	DECLARE_BITMAP(pin_programmed, MP_MAX_IOAPIC_PIN + 1);
+} mp_ioapic_routing[MAX_IO_APICS];
 
 static int mp_find_ioapic(int gsi)
 {