rcu_dereference_all_check
#define rcu_dereference_all(p) rcu_dereference_all_check(p, 0)
rcu_dereference_all_check(p, lockdep_rht_mutex_is_held(ht))
rcu_dereference_all_check(p, lockdep_rht_bucket_is_held(tbl, hash))
return rcu_dereference_all_check(housekeeping.cpumasks[type],
rcu_dereference_all_check((p), lockdep_is_held(&sched_domains_mutex))