78 	struct notifier_block *nb, *next_nb;  in notifier_call_chain()  local
80 	nb = rcu_dereference_raw(*nl);  in notifier_call_chain()
82 	while (nb && nr_to_call) {  in notifier_call_chain()
83 		next_nb = rcu_dereference_raw(nb->next);  in notifier_call_chain()
86 		if (unlikely(!func_ptr_is_kernel_text(nb->notifier_call))) {  in notifier_call_chain()
88 			nb = next_nb;  in notifier_call_chain()
92 		trace_notifier_run((void *)nb->notifier_call);  in notifier_call_chain()
93 		ret = nb->notifier_call(nb, val, v);  in notifier_call_chain()
100 		nb = next_nb;  in notifier_call_chain()
600 int register_die_notifier(struct notifier_block *nb)  in register_die_notifier()  argument
602 	return atomic_notifier_chain_register(&die_chain, nb);  in register_die_notifier()
606 int unregister_die_notifier(struct notifier_block *nb)  in unregister_die_notifier()  argument
608 	return atomic_notifier_chain_unregister(&die_chain, nb);  in unregister_die_notifier()