diff --git a/include/asm-i386/apic.h b/include/asm-i386/apic.h
index cc6b165..a19810a 100644
--- a/include/asm-i386/apic.h
+++ b/include/asm-i386/apic.h
@@ -117,6 +117,7 @@
 #define ARCH_APICTIMER_STOPS_ON_C3	1
 
 extern int timer_over_8254;
+extern int local_apic_timer_c2_ok;
 
 #else /* !CONFIG_X86_LOCAL_APIC */
 static inline void lapic_shutdown(void) { }