1CONFIG_SMP=n 2CONFIG_PREEMPT_NONE=y 3CONFIG_PREEMPT_VOLUNTARY=n 4CONFIG_PREEMPT=n 5#CHECK#CONFIG_TINY_SRCU=y 6CONFIG_RCU_TRACE=n 7CONFIG_DEBUG_LOCK_ALLOC=n 8CONFIG_DEBUG_OBJECTS_RCU_HEAD=n 9CONFIG_PREEMPT_COUNT=n 10