Merge branches 'pm-sleep' and 'pm-cpufreq'

* pm-sleep:
  Documentation: PM: sleep: Document system-wide suspend code flows
  PM: sleep: Add pm_debug_messages kernel command line option
  PM: sleep: core: Drop racy and redundant checks from device_prepare()
  PM: hibernate: Propagate the return value of hibernation_restore()

* pm-cpufreq:
  cpufreq: Select schedutil when using big.LITTLE
  cpufreq: intel_pstate: Select schedutil as the default governor

drivers/cpufreq/Kconfig

@@ -37,10 +37,12 @@ config CPU_FREQ_STAT
 choice
 	prompt "Default CPUFreq governor"
 	default CPU_FREQ_DEFAULT_GOV_USERSPACE if ARM_SA1100_CPUFREQ || ARM_SA1110_CPUFREQ
+	default CPU_FREQ_DEFAULT_GOV_SCHEDUTIL if BIG_LITTLE
+	default CPU_FREQ_DEFAULT_GOV_SCHEDUTIL if X86_INTEL_PSTATE && SMP
 	default CPU_FREQ_DEFAULT_GOV_PERFORMANCE
 	help
 	  This option sets which CPUFreq governor shall be loaded at
-	  startup. If in doubt, select 'performance'.
+	  startup. If in doubt, use the default setting.
 
 config CPU_FREQ_DEFAULT_GOV_PERFORMANCE
 	bool "performance"

drivers/cpufreq/Kconfig.x86

@@ -8,6 +8,8 @@ config X86_INTEL_PSTATE
 	depends on X86
 	select ACPI_PROCESSOR if ACPI
 	select ACPI_CPPC_LIB if X86_64 && ACPI && SCHED_MC_PRIO
+	select CPU_FREQ_GOV_PERFORMANCE
+	select CPU_FREQ_GOV_SCHEDUTIL if SMP
 	help
 	  This driver provides a P state for Intel core processors.
 	  The driver implements an internal governor and will become