MSR_IA32_APERF    282 arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c 	rdmsr(MSR_IA32_APERF, aperf_cur.split.lo, aperf_cur.split.hi);
MSR_IA32_APERF    285 arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c 	wrmsr(MSR_IA32_APERF, 0,0);