diff options
Diffstat (limited to 'drivers/cpuidle/Kconfig')
-rw-r--r-- | drivers/cpuidle/Kconfig | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/cpuidle/Kconfig b/drivers/cpuidle/Kconfig index c711697f1343..3ca755653589 100644 --- a/drivers/cpuidle/Kconfig +++ b/drivers/cpuidle/Kconfig @@ -4,7 +4,7 @@ config CPU_IDLE bool "CPU idle PM support" default y if ACPI || PPC_PSERIES select CPU_IDLE_GOV_LADDER if (!NO_HZ && !NO_HZ_IDLE) - select CPU_IDLE_GOV_MENU if (NO_HZ || NO_HZ_IDLE) + select CPU_IDLE_GOV_MENU if ((NO_HZ || NO_HZ_IDLE) && !CPU_IDLE_GOV_SCHEDULED) help CPU idle is a generic framework for supporting software-controlled idle processor power management. It includes modular cross-platform @@ -32,6 +32,19 @@ config CPU_IDLE_GOV_MENU select CPU_IDLE_GOV_SHARED_CSTATE_LOOKUP default y +if SMP +config CPU_IDLE_GOV_SCHEDULED + bool "Scheduled governor" + select CPU_IDLE_GOV_SHARED_PREDICTOR + select CPU_IDLE_GOV_SHARED_CSTATE_LOOKUP + default n + help + A governor that selects an idle state based on timing constraints + set by another part of kernel. The state selection is recorded + in a variable visible to other parts of the kernel so all cores + may be considered when making scheduling decisions. +endif + config CPU_IDLE_GOV_SHARED_PREDICTOR def_bool n |