Merge commit 'v3.2.1' into rt-3.2.1-rt9v3.2.1-rt9

1 files changed, 9 insertions, 0 deletions

diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index 522bb1dfc353..5db163c96751 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -889,6 +889,15 @@ static void __init clocksource_init(void)
 	       clock->name, clock->mult, clock->shift);
 }
 
+void decrementer_check_overflow(void)
+{
+	u64 now = get_tb_or_rtc();
+	struct decrementer_clock *decrementer = &__get_cpu_var(decrementers);
+
+	if (now >= decrementer->next_tb)
+		set_dec(1);
+}
+
 static int decrementer_set_next_event(unsigned long evt,
 				      struct clock_event_device *dev)
 {