CONFIG_ARCH_HAS_CPU_RELAX 38 drivers/acpi/processor_idle.c #define ACPI_IDLE_STATE_START (IS_ENABLED(CONFIG_ARCH_HAS_CPU_RELAX) ? 1 : 0) CONFIG_ARCH_HAS_CPU_RELAX 853 drivers/acpi/processor_idle.c if (IS_ENABLED(CONFIG_ARCH_HAS_CPU_RELAX)) { CONFIG_ARCH_HAS_CPU_RELAX 235 include/linux/cpuidle.h #if defined(CONFIG_CPU_IDLE) && defined(CONFIG_ARCH_HAS_CPU_RELAX)