48 static struct configfs_subsystem stp_policy_subsys;  variable
109 	mutex_lock(&stp_policy_subsys.su_mutex);  in stp_policy_node_masters_store()
126 	mutex_unlock(&stp_policy_subsys.su_mutex);  in stp_policy_node_masters_store()
156 	mutex_lock(&stp_policy_subsys.su_mutex);  in stp_policy_node_channels_store()
172 	mutex_unlock(&stp_policy_subsys.su_mutex);  in stp_policy_node_channels_store()
478 static struct configfs_subsystem stp_policy_subsys = {  variable
537 	mutex_lock(&stp_policy_subsys.su_mutex);  in stp_policy_node_lookup()
547 		mutex_unlock(&stp_policy_subsys.su_mutex);  in stp_policy_node_lookup()
554 	lockdep_assert_held(&stp_policy_subsys.su_mutex);  in stp_policy_node_put()
556 	mutex_unlock(&stp_policy_subsys.su_mutex);  in stp_policy_node_put()
562 	config_group_init(&stp_policy_subsys.su_group);  in stp_configfs_init()
563 	mutex_init(&stp_policy_subsys.su_mutex);  in stp_configfs_init()
564 	return configfs_register_subsystem(&stp_policy_subsys);  in stp_configfs_init()
569 	configfs_unregister_subsystem(&stp_policy_subsys);  in stp_configfs_exit()