1CONFIG_SMP=y 2CONFIG_NR_CPUS=4 3CONFIG_HOTPLUG_CPU=y 4CONFIG_PREEMPT_NONE=n 5CONFIG_PREEMPT_VOLUNTARY=n 6CONFIG_PREEMPT=y 7CONFIG_DEBUG_LOCK_ALLOC=y 8CONFIG_PROVE_LOCKING=y 9#CHECK#CONFIG_PROVE_RCU=y 10CONFIG_FORCE_TASKS_TRACE_RCU=y 11#CHECK#CONFIG_TASKS_TRACE_RCU=y 12CONFIG_TASKS_TRACE_RCU_READ_MB=n 13CONFIG_RCU_EXPERT=y 14