1CONFIG_SMP=y 2CONFIG_NR_CPUS=8 3CONFIG_PREEMPT_NONE=y 4CONFIG_PREEMPT_VOLUNTARY=n 5CONFIG_PREEMPT=n 6#CHECK#CONFIG_TREE_RCU=y 7CONFIG_HZ_PERIODIC=n 8CONFIG_NO_HZ_IDLE=n 9CONFIG_NO_HZ_FULL=y 10CONFIG_RCU_TRACE=y 11CONFIG_RCU_FANOUT=4 12CONFIG_RCU_FANOUT_LEAF=3 13CONFIG_DEBUG_LOCK_ALLOC=n 14CONFIG_DEBUG_OBJECTS_RCU_HEAD=n 15CONFIG_RCU_EXPERT=y 16CONFIG_RCU_EQS_DEBUG=y 17