More power management updates for v4.13-rc1 - Revert a recent change in the generic power domains (genpd) framework that led to regressions and turned out the be misguided (Rafael Wysocki). - Fix a recently introduced build issue in the generic power domains (genpd) framework (Arnd Bergmann). - Constify attribute_group structures in the PM core, the cpufreq stats code and in intel_pstate (Arvind Yadav).