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_TRACE=y 10CONFIG_HOTPLUG_CPU=y 11CONFIG_MAXSMP=y 12CONFIG_CPUMASK_OFFSTACK=y 13CONFIG_RCU_NOCB_CPU=y 14CONFIG_DEBUG_LOCK_ALLOC=n 15CONFIG_RCU_BOOST=n 16CONFIG_DEBUG_OBJECTS_RCU_HEAD=n 17CONFIG_RCU_EXPERT=y 18