1 files changed, 11 insertions, 3 deletions

diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index a136a11c490d..9ba2cc88591d 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>
@@ -268,6 +269,7 @@ void account_system_vtime(struct task_struct *tsk)
         per_cpu(cputime_scaled_last_delta, smp_processor_id()) = deltascaled;
         local_irq_restore(flags);
 }
+EXPORT_SYMBOL_GPL(account_system_vtime);
 
 /*
  * Transfer the user and system times accumulated in the paca
@@ -571,6 +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);
@@ -590,6 +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);
@@ -620,6 +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)
@@ -828,7 +835,8 @@ static cycle_t timebase_read(struct clocksource *cs)
         return (cycle_t)get_tb();
 }
 
-void update_vsyscall(struct timespec *wall_time, struct clocksource *clock)
+void update_vsyscall(struct timespec *wall_time, struct clocksource *clock,
+                     u32 mult)
 {
         u64 t2x, stamp_xsec;
 
@@ -841,7 +849,7 @@ void update_vsyscall(struct timespec *wall_time, struct clocksource *clock)
 
         /* XXX this assumes clock->shift == 22 */
         /* 4611686018 ~= 2^(20+64-22) / 1e9 */
-        t2x = (u64) clock->mult * 4611686018ULL;
+        t2x = (u64) mult * 4611686018ULL;
         stamp_xsec = (u64) xtime.tv_nsec * XSEC_PER_SEC;
         do_div(stamp_xsec, 1000000000);
         stamp_xsec += (u64) xtime.tv_sec * XSEC_PER_SEC;
@@ -918,7 +926,7 @@ static void register_decrementer_clockevent(int cpu)
         *dec = decrementer_clockevent;
         dec->cpumask = cpumask_of(cpu);
 
-        printk(KERN_DEBUG "clockevent: %s mult[%lx] shift[%d] cpu[%d]\n",
+        printk(KERN_DEBUG "clockevent: %s mult[%x] shift[%d] cpu[%d]\n",
                dec->name, dec->mult, dec->shift, cpu);
 
         clockevents_register_device(dec);