1 files changed, 4 insertions, 0 deletions

diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index f9cecdfd05c..4732768c534 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -34,6 +34,7 @@
 #include <linux/smp.h>
 #include <linux/mm.h>
 
+#include <asm/perf_counter.h>
 #include <asm/pgalloc.h>
 #include <asm/atomic.h>
 #include <asm/mpspec.h>
@@ -754,6 +755,8 @@ static void local_apic_timer_interrupt(void)
         inc_irq_stat(apic_timer_irqs);
 
         evt->event_handler(evt);
+
+        perf_counter_unthrottle();
 }
 
 /*
@@ -1118,6 +1121,7 @@ void __cpuinit setup_local_APIC(void)
                 apic_write(APIC_ESR, 0);
         }
 #endif
+        perf_counters_lapic_init(0);
 
         preempt_disable();