1 files changed, 6 insertions, 0 deletions

diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index 6c9e20898fa7..e9af16cc7c0c 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -54,6 +54,7 @@
 #include <linux/irq.h>
 #include <linux/delay.h>
 #include <linux/perf_event.h>
+#include <asm/trace.h>
 
 #include <asm/io.h>
 #include <asm/processor.h>
@@ -572,6 +573,8 @@ void timer_interrupt(struct pt_regs * regs)
         struct clock_event_device *evt = &decrementer->event;
         u64 now;
 
+        trace_timer_interrupt_entry(regs);
+
         /* Ensure a positive value is written to the decrementer, or else
          * some CPUs will continuue to take decrementer exceptions */
         set_dec(DECREMENTER_MAX);
@@ -591,6 +594,7 @@ void timer_interrupt(struct pt_regs * regs)
                 now = decrementer->next_tb - now;
                 if (now <= DECREMENTER_MAX)
                         set_dec((int)now);
+                trace_timer_interrupt_exit(regs);
                 return;
         }
         old_regs = set_irq_regs(regs);
@@ -621,6 +625,8 @@ void timer_interrupt(struct pt_regs * regs)
 
         irq_exit();
         set_irq_regs(old_regs);
+
+        trace_timer_interrupt_exit(regs);
 }
 
 void wakeup_decrementer(void)