counter_prev      981 arch/powerpc/perf/imc-pmu.c 	u64 counter_prev, counter_new, final_count;
counter_prev      983 arch/powerpc/perf/imc-pmu.c 	counter_prev = local64_read(&event->hw.prev_count);
counter_prev      985 arch/powerpc/perf/imc-pmu.c 	final_count = counter_new - counter_prev;