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-rw-r--r--arch/powerpc/kernel/time.c9
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)
{