Merge branch 'pm-x86'

* pm-x86:
  x86: tsc: Rework time_cpufreq_notifier()
  admin-guide: pm: intel_epb: Add SPDX license tag and copyright notice
  PM / arch: x86: MSR_IA32_ENERGY_PERF_BIAS sysfs interface
  PM / arch: x86: Rework the MSR_IA32_ENERGY_PERF_BIAS handling