barrier_task 131 kernel/rcu/rcutorture.c static struct task_struct *barrier_task; barrier_task 2113 kernel/rcu/rcutorture.c return torture_create_kthread(rcu_torture_barrier, NULL, barrier_task); barrier_task 2121 kernel/rcu/rcutorture.c torture_stop_kthread(rcu_torture_barrier, barrier_task);