720 	if (css->pseudo_subchannel) {  in channel_subsystem_release()
722 		css_subchannel_release(&css->pseudo_subchannel->dev);  in channel_subsystem_release()
723 		css->pseudo_subchannel = NULL;  in channel_subsystem_release()
779 	css->pseudo_subchannel =  in setup_css()
780 		kzalloc(sizeof(*css->pseudo_subchannel), GFP_KERNEL);  in setup_css()
781 	if (!css->pseudo_subchannel)  in setup_css()
783 	css->pseudo_subchannel->dev.parent = &css->device;  in setup_css()
784 	css->pseudo_subchannel->dev.release = css_subchannel_release;  in setup_css()
785 	dev_set_name(&css->pseudo_subchannel->dev, "defunct");  in setup_css()
786 	mutex_init(&css->pseudo_subchannel->reg_mutex);  in setup_css()
787 	ret = css_sch_create_locks(css->pseudo_subchannel);  in setup_css()
789 		kfree(css->pseudo_subchannel);  in setup_css()
942 		ret = device_register(&css->pseudo_subchannel->dev);  in css_bus_init()
944 			put_device(&css->pseudo_subchannel->dev);  in css_bus_init()
974 		device_unregister(&css->pseudo_subchannel->dev);  in css_bus_init()
975 		css->pseudo_subchannel = NULL;  in css_bus_init()
998 		device_unregister(&css->pseudo_subchannel->dev);  in css_bus_cleanup()
999 		css->pseudo_subchannel = NULL;  in css_bus_cleanup()
1123 	return sch == to_css(sch->dev.parent)->pseudo_subchannel;  in sch_is_pseudo_sch()