MSR_HWP_STATUS
wrmsrq_on_cpu(cpudata->cpu, MSR_HWP_STATUS, 0);
rdmsrq_safe(MSR_HWP_STATUS, &value);
wrmsrq_safe(MSR_HWP_STATUS, 0);
wrmsrq_on_cpu(cpudata->cpu, MSR_HWP_STATUS, 0);
wrmsrq_safe(MSR_HWP_STATUS, 0);
if (get_msr(cpu, MSR_HWP_STATUS, &msr))
get_msr(first_cpu_in_pkg[pkg], MSR_HWP_STATUS, &msr);