SRCU-P (250B)
1CONFIG_RCU_TRACE=n 2CONFIG_SMP=y 3CONFIG_NR_CPUS=8 4CONFIG_HOTPLUG_CPU=y 5CONFIG_RCU_EXPERT=y 6CONFIG_RCU_FANOUT=2 7CONFIG_RCU_FANOUT_LEAF=2 8CONFIG_PREEMPT_NONE=n 9CONFIG_PREEMPT_VOLUNTARY=n 10CONFIG_PREEMPT=y 11CONFIG_DEBUG_LOCK_ALLOC=y 12CONFIG_PROVE_LOCKING=y