MSR_MPERF          96 tools/power/cpupower/utils/idle_monitor/mperf_monitor.c 	ret |= read_msr(cpu, MSR_MPERF, &val);
MSR_MPERF         110 tools/power/cpupower/utils/idle_monitor/mperf_monitor.c 	ret |= read_msr(cpu, MSR_MPERF, &val);