MSR_F15H_CU_PWR_ACCUMULATOR
rdmsrq(MSR_F15H_CU_PWR_ACCUMULATOR, new_pwr_acc);
rdmsrq(MSR_F15H_CU_PWR_ACCUMULATOR, event->hw.pwr_acc);
rdmsrq_safe(MSR_F15H_CU_PWR_ACCUMULATOR, &data->cu_acc_power[cu]);