Merge branch 'tracing/hw-breakpoints' into perf/core

[linux-2.6-block.git] / arch / powerpc / kernel / time.c

diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index a136a11c490d0f36a9b32812132e682c38262f8f..36707dec94d775376c0b59eac099ff5e8da75116 100644 (file)
--- 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>
@@ -571,6 +572,8 @@ 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);
@@ -590,6 +593,7 @@ 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);
@@ -620,6 +624,8 @@ void timer_interrupt(struct pt_regs * regs)
 
        irq_exit();
        set_irq_regs(old_regs);
+
+       trace_timer_interrupt_exit(regs);
 }
 
 void wakeup_decrementer(void)