PERF_MSR_SMI 84 arch/x86/events/msr.c if (idx == PERF_MSR_SMI) PERF_MSR_SMI 101 arch/x86/events/msr.c if (idx == PERF_MSR_SMI || idx == PERF_MSR_PPERF) PERF_MSR_SMI 146 arch/x86/events/msr.c [PERF_MSR_SMI] = { MSR_SMI_COUNT, &group_smi, test_intel, },