#define call_rcu_before_fork call_rcu_before_fork_qsbr
#define call_rcu_after_fork_parent call_rcu_after_fork_parent_qsbr
#define call_rcu_after_fork_child call_rcu_after_fork_child_qsbr
+#define rcu_barrier rcu_barrier_qsbr
#define defer_rcu defer_rcu_qsbr
#define rcu_defer_register_thread rcu_defer_register_thread_qsbr