314 	struct nvmet_subsys *subsys = ns->subsys;  in nvmet_ns_device_path_store()  local
318 	mutex_lock(&subsys->lock);  in nvmet_ns_device_path_store()
334 	mutex_unlock(&subsys->lock);  in nvmet_ns_device_path_store()
338 	mutex_unlock(&subsys->lock);  in nvmet_ns_device_path_store()
361 	mutex_lock(&ns->subsys->lock);  in nvmet_ns_p2pmem_store()
378 	mutex_unlock(&ns->subsys->lock);  in nvmet_ns_p2pmem_store()
395 	struct nvmet_subsys *subsys = ns->subsys;  in nvmet_ns_device_uuid_store()  local
399 	mutex_lock(&subsys->lock);  in nvmet_ns_device_uuid_store()
410 	mutex_unlock(&subsys->lock);  in nvmet_ns_device_uuid_store()
425 	struct nvmet_subsys *subsys = ns->subsys;  in nvmet_ns_device_nguid_store()  local
431 	mutex_lock(&subsys->lock);  in nvmet_ns_device_nguid_store()
456 	mutex_unlock(&subsys->lock);  in nvmet_ns_device_nguid_store()
489 	nvmet_send_ana_event(ns->subsys, NULL);  in nvmet_ns_ana_grpid_store()
534 	mutex_lock(&ns->subsys->lock);  in nvmet_ns_buffered_io_store()
537 		mutex_unlock(&ns->subsys->lock);  in nvmet_ns_buffered_io_store()
542 	mutex_unlock(&ns->subsys->lock);  in nvmet_ns_buffered_io_store()
581 	struct nvmet_subsys *subsys = namespaces_to_subsys(&group->cg_item);  in nvmet_ns_make()  local
597 	ns = nvmet_ns_alloc(subsys, nsid);  in nvmet_ns_make()
602 	pr_info("adding nsid %d to subsystem %s\n", nsid, subsys->subsysnqn);  in nvmet_ns_make()
622 	struct nvmet_subsys *subsys;  in nvmet_port_subsys_allow_link()  local
630 	subsys = to_subsys(target);  in nvmet_port_subsys_allow_link()
634 	link->subsys = subsys;  in nvmet_port_subsys_allow_link()
639 		if (p->subsys == subsys)  in nvmet_port_subsys_allow_link()
650 	nvmet_port_disc_changed(port, subsys);  in nvmet_port_subsys_allow_link()
665 	struct nvmet_subsys *subsys = to_subsys(target);  in nvmet_port_subsys_drop_link()  local
670 		if (p->subsys == subsys)  in nvmet_port_subsys_drop_link()
678 	nvmet_port_del_ctrls(port, subsys);  in nvmet_port_subsys_drop_link()
679 	nvmet_port_disc_changed(port, subsys);  in nvmet_port_subsys_drop_link()
700 	struct nvmet_subsys *subsys = to_subsys(parent->ci_parent);  in nvmet_allowed_hosts_allow_link()  local
718 	if (subsys->allow_any_host) {  in nvmet_allowed_hosts_allow_link()
724 	list_for_each_entry(p, &subsys->hosts, entry) {  in nvmet_allowed_hosts_allow_link()
728 	list_add_tail(&link->entry, &subsys->hosts);  in nvmet_allowed_hosts_allow_link()
729 	nvmet_subsys_disc_changed(subsys, host);  in nvmet_allowed_hosts_allow_link()
742 	struct nvmet_subsys *subsys = to_subsys(parent->ci_parent);  in nvmet_allowed_hosts_drop_link()  local
747 	list_for_each_entry(p, &subsys->hosts, entry) {  in nvmet_allowed_hosts_drop_link()
756 	nvmet_subsys_disc_changed(subsys, host);  in nvmet_allowed_hosts_drop_link()
782 	struct nvmet_subsys *subsys = to_subsys(item);  in nvmet_subsys_attr_allow_any_host_store()  local
790 	if (allow_any_host && !list_empty(&subsys->hosts)) {  in nvmet_subsys_attr_allow_any_host_store()
796 	if (subsys->allow_any_host != allow_any_host) {  in nvmet_subsys_attr_allow_any_host_store()
797 		subsys->allow_any_host = allow_any_host;  in nvmet_subsys_attr_allow_any_host_store()
798 		nvmet_subsys_disc_changed(subsys, NULL);  in nvmet_subsys_attr_allow_any_host_store()
811 	struct nvmet_subsys *subsys = to_subsys(item);  in nvmet_subsys_attr_version_show()  local
813 	if (NVME_TERTIARY(subsys->ver))  in nvmet_subsys_attr_version_show()
815 				(int)NVME_MAJOR(subsys->ver),  in nvmet_subsys_attr_version_show()
816 				(int)NVME_MINOR(subsys->ver),  in nvmet_subsys_attr_version_show()
817 				(int)NVME_TERTIARY(subsys->ver));  in nvmet_subsys_attr_version_show()
820 				(int)NVME_MAJOR(subsys->ver),  in nvmet_subsys_attr_version_show()
821 				(int)NVME_MINOR(subsys->ver));  in nvmet_subsys_attr_version_show()
827 	struct nvmet_subsys *subsys = to_subsys(item);  in nvmet_subsys_attr_version_store()  local
837 	subsys->ver = NVME_VS(major, minor, tertiary);  in nvmet_subsys_attr_version_store()
847 	struct nvmet_subsys *subsys = to_subsys(item);  in nvmet_subsys_attr_serial_show()  local
849 	return snprintf(page, PAGE_SIZE, "%llx\n", subsys->serial);  in nvmet_subsys_attr_serial_show()
855 	struct nvmet_subsys *subsys = to_subsys(item);  in nvmet_subsys_attr_serial_store()  local
858 	sscanf(page, "%llx\n", &subsys->serial);  in nvmet_subsys_attr_serial_store()
877 	struct nvmet_subsys *subsys = to_subsys(item);  in nvmet_subsys_release()  local
879 	nvmet_subsys_del_ctrls(subsys);  in nvmet_subsys_release()
880 	nvmet_subsys_put(subsys);  in nvmet_subsys_release()
896 	struct nvmet_subsys *subsys;  in nvmet_subsys_make()  local
903 	subsys = nvmet_subsys_alloc(name, NVME_NQN_NVME);  in nvmet_subsys_make()
904 	if (IS_ERR(subsys))  in nvmet_subsys_make()
905 		return ERR_CAST(subsys);  in nvmet_subsys_make()
907 	config_group_init_type_name(&subsys->group, name, &nvmet_subsys_type);  in nvmet_subsys_make()
909 	config_group_init_type_name(&subsys->namespaces_group,  in nvmet_subsys_make()
911 	configfs_add_default_group(&subsys->namespaces_group, &subsys->group);  in nvmet_subsys_make()
913 	config_group_init_type_name(&subsys->allowed_hosts_group,  in nvmet_subsys_make()
915 	configfs_add_default_group(&subsys->allowed_hosts_group,  in nvmet_subsys_make()
916 			&subsys->group);  in nvmet_subsys_make()
918 	return &subsys->group;  in nvmet_subsys_make()