1CONFIG_SMP=y 2CONFIG_PREEMPT_NONE=n 3CONFIG_PREEMPT_VOLUNTARY=n 4CONFIG_PREEMPT=y 5#CHECK#CONFIG_PREEMPT_RCU=y 6CONFIG_HZ_PERIODIC=n 7CONFIG_NO_HZ_IDLE=y 8CONFIG_NO_HZ_FULL=n 9CONFIG_RCU_FAST_NO_HZ=n 10CONFIG_HOTPLUG_CPU=y 11CONFIG_SUSPEND=n 12CONFIG_HIBERNATION=n 13CONFIG_RCU_NOCB_CPU=n 14CONFIG_DEBUG_LOCK_ALLOC=n 15CONFIG_PROVE_LOCKING=n 16CONFIG_RCU_BOOST=n 17CONFIG_DEBUG_OBJECTS_RCU_HEAD=n 18CONFIG_RCU_EXPERT=y 19CONFIG_RCU_TRACE=y 20