[PATCH] x86: i8253/i8259A lock cleanup

Introduce proper declarations for i8253_lock and i8259A_lock.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic.c
index 35eb8e2..6578f40 100644
--- a/arch/i386/kernel/io_apic.c
+++ b/arch/i386/kernel/io_apic.c
@@ -37,6 +37,7 @@
 #include <asm/smp.h>
 #include <asm/desc.h>
 #include <asm/timer.h>
+#include <asm/i8259.h>
 
 #include <mach_apic.h>
 
@@ -1566,7 +1567,6 @@
 
 void /*__init*/ print_PIC(void)
 {
-	extern spinlock_t i8259A_lock;
 	unsigned int v;
 	unsigned long flags;