209 	struct vhost_scsi_tpg *tpg;  member
304 	struct vhost_scsi_tpg *tpg = container_of(se_tpg,  in vhost_scsi_get_fabric_wwn()  local
306 	struct vhost_scsi_tport *tport = tpg->tport;  in vhost_scsi_get_fabric_wwn()
313 	struct vhost_scsi_tpg *tpg = container_of(se_tpg,  in vhost_scsi_get_tpgt()  local
315 	return tpg->tport_tpgt;  in vhost_scsi_get_tpgt()
320 	struct vhost_scsi_tpg *tpg = container_of(se_tpg,  in vhost_scsi_check_prot_fabric_only()  local
323 	return tpg->tv_fabric_prot_type;  in vhost_scsi_check_prot_fabric_only()
355 	struct vhost_scsi_tpg *tpg = tmf->tpg;  in vhost_scsi_release_tmf_res()  local
358 	mutex_lock(&tpg->tv_tpg_mutex);  in vhost_scsi_release_tmf_res()
359 	list_add_tail(&tpg->tmf_queue, &tmf->queue_entry);  in vhost_scsi_release_tmf_res()
360 	mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_release_tmf_res()
588 vhost_scsi_get_cmd(struct vhost_virtqueue *vq, struct vhost_scsi_tpg *tpg,  in vhost_scsi_get_cmd()  argument
600 	tv_nexus = tpg->tpg_nexus;  in vhost_scsi_get_cmd()
905 		struct vhost_scsi_tpg **vs_tpg, *tpg;  in vhost_scsi_get_req()  local
909 		tpg = READ_ONCE(vs_tpg[*vc->target]);  in vhost_scsi_get_req()
910 		if (unlikely(!tpg)) {  in vhost_scsi_get_req()
914 				*tpgp = tpg;  in vhost_scsi_get_req()
930 	struct vhost_scsi_tpg **vs_tpg, *tpg;  in vhost_scsi_handle_vq()  local
988 		ret = vhost_scsi_get_req(vq, &vc, &tpg);  in vhost_scsi_handle_vq()
1085 		cmd = vhost_scsi_get_cmd(vq, tpg, cdb, tag, lun, task_attr,  in vhost_scsi_handle_vq()
1175 vhost_scsi_handle_tmf(struct vhost_scsi *vs, struct vhost_scsi_tpg *tpg,  in vhost_scsi_handle_tmf()  argument
1188 	if (!tpg->tpg_nexus || !tpg->tpg_nexus->tvn_se_sess) {  in vhost_scsi_handle_tmf()
1193 	mutex_lock(&tpg->tv_tpg_mutex);  in vhost_scsi_handle_tmf()
1194 	if (list_empty(&tpg->tmf_queue)) {  in vhost_scsi_handle_tmf()
1196 		mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_handle_tmf()
1200 	tmf = list_first_entry(&tpg->tmf_queue, struct vhost_scsi_tmf,  in vhost_scsi_handle_tmf()
1203 	mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_handle_tmf()
1205 	tmf->tpg = tpg;  in vhost_scsi_handle_tmf()
1213 	if (target_submit_tmr(&tmf->se_cmd, tpg->tpg_nexus->tvn_se_sess, NULL,  in vhost_scsi_handle_tmf()
1253 	struct vhost_scsi_tpg *tpg;  in vhost_scsi_ctl_handle_vq()  local
1335 		ret = vhost_scsi_get_req(vq, &vc, &tpg);  in vhost_scsi_ctl_handle_vq()
1340 			vhost_scsi_handle_tmf(vs, tpg, vq, &v_req.tmf, &vc);  in vhost_scsi_ctl_handle_vq()
1371 		   struct vhost_scsi_tpg *tpg,  in vhost_scsi_send_evt()  argument
1382 	if (tpg && lun) {  in vhost_scsi_send_evt()
1389 		evt->event.lun[1] = tpg->tport_tpgt;  in vhost_scsi_send_evt()
1538 	struct vhost_scsi_tpg *tpg;  in vhost_scsi_set_endpoint()  local
1565 	list_for_each_entry(tpg, &vhost_scsi_list, tv_tpg_list) {  in vhost_scsi_set_endpoint()
1566 		mutex_lock(&tpg->tv_tpg_mutex);  in vhost_scsi_set_endpoint()
1567 		if (!tpg->tpg_nexus) {  in vhost_scsi_set_endpoint()
1568 			mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_set_endpoint()
1571 		if (tpg->tv_tpg_vhost_count != 0) {  in vhost_scsi_set_endpoint()
1572 			mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_set_endpoint()
1575 		tv_tport = tpg->tport;  in vhost_scsi_set_endpoint()
1578 			if (vs->vs_tpg && vs->vs_tpg[tpg->tport_tpgt]) {  in vhost_scsi_set_endpoint()
1579 				mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_set_endpoint()
1589 			se_tpg = &tpg->se_tpg;  in vhost_scsi_set_endpoint()
1593 				mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_set_endpoint()
1596 			tpg->tv_tpg_vhost_count++;  in vhost_scsi_set_endpoint()
1597 			tpg->vhost_scsi = vs;  in vhost_scsi_set_endpoint()
1598 			vs_tpg[tpg->tport_tpgt] = tpg;  in vhost_scsi_set_endpoint()
1601 		mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_set_endpoint()
1646 		tpg = vs_tpg[i];  in vhost_scsi_set_endpoint()
1647 		if (tpg) {  in vhost_scsi_set_endpoint()
1648 			tpg->tv_tpg_vhost_count--;  in vhost_scsi_set_endpoint()
1649 			target_undepend_item(&tpg->se_tpg.tpg_group.cg_item);  in vhost_scsi_set_endpoint()
1665 	struct vhost_scsi_tpg *tpg;  in vhost_scsi_clear_endpoint()  local
1688 		tpg = vs->vs_tpg[target];  in vhost_scsi_clear_endpoint()
1689 		if (!tpg)  in vhost_scsi_clear_endpoint()
1692 		mutex_lock(&tpg->tv_tpg_mutex);  in vhost_scsi_clear_endpoint()
1693 		tv_tport = tpg->tport;  in vhost_scsi_clear_endpoint()
1702 				tv_tport->tport_name, tpg->tport_tpgt,  in vhost_scsi_clear_endpoint()
1707 		tpg->tv_tpg_vhost_count--;  in vhost_scsi_clear_endpoint()
1708 		tpg->vhost_scsi = NULL;  in vhost_scsi_clear_endpoint()
1711 		mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_clear_endpoint()
1716 		se_tpg = &tpg->se_tpg;  in vhost_scsi_clear_endpoint()
1747 	mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_clear_endpoint()
1980 vhost_scsi_do_plug(struct vhost_scsi_tpg *tpg,  in vhost_scsi_do_plug()  argument
1984 	struct vhost_scsi *vs = tpg->vhost_scsi;  in vhost_scsi_do_plug()
2001 		vhost_scsi_send_evt(vs, tpg, lun,  in vhost_scsi_do_plug()
2007 static void vhost_scsi_hotplug(struct vhost_scsi_tpg *tpg, struct se_lun *lun)  in vhost_scsi_hotplug()  argument
2009 	vhost_scsi_do_plug(tpg, lun, true);  in vhost_scsi_hotplug()
2012 static void vhost_scsi_hotunplug(struct vhost_scsi_tpg *tpg, struct se_lun *lun)  in vhost_scsi_hotunplug()  argument
2014 	vhost_scsi_do_plug(tpg, lun, false);  in vhost_scsi_hotunplug()
2020 	struct vhost_scsi_tpg *tpg = container_of(se_tpg,  in vhost_scsi_port_link()  local
2032 	mutex_lock(&tpg->tv_tpg_mutex);  in vhost_scsi_port_link()
2033 	tpg->tv_tpg_port_count++;  in vhost_scsi_port_link()
2034 	list_add_tail(&tmf->queue_entry, &tpg->tmf_queue);  in vhost_scsi_port_link()
2035 	mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_port_link()
2037 	vhost_scsi_hotplug(tpg, lun);  in vhost_scsi_port_link()
2047 	struct vhost_scsi_tpg *tpg = container_of(se_tpg,  in vhost_scsi_port_unlink()  local
2053 	mutex_lock(&tpg->tv_tpg_mutex);  in vhost_scsi_port_unlink()
2054 	tpg->tv_tpg_port_count--;  in vhost_scsi_port_unlink()
2055 	tmf = list_first_entry(&tpg->tmf_queue, struct vhost_scsi_tmf,  in vhost_scsi_port_unlink()
2059 	mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_port_unlink()
2061 	vhost_scsi_hotunplug(tpg, lun);  in vhost_scsi_port_unlink()
2070 	struct vhost_scsi_tpg *tpg = container_of(se_tpg,  in vhost_scsi_tpg_attrib_fabric_prot_type_store()  local
2083 	tpg->tv_fabric_prot_type = val;  in vhost_scsi_tpg_attrib_fabric_prot_type_store()
2092 	struct vhost_scsi_tpg *tpg = container_of(se_tpg,  in vhost_scsi_tpg_attrib_fabric_prot_type_show()  local
2095 	return sprintf(page, "%d\n", tpg->tv_fabric_prot_type);  in vhost_scsi_tpg_attrib_fabric_prot_type_show()
2105 static int vhost_scsi_make_nexus(struct vhost_scsi_tpg *tpg,  in vhost_scsi_make_nexus()  argument
2110 	mutex_lock(&tpg->tv_tpg_mutex);  in vhost_scsi_make_nexus()
2111 	if (tpg->tpg_nexus) {  in vhost_scsi_make_nexus()
2112 		mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_make_nexus()
2119 		mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_make_nexus()
2128 	tv_nexus->tvn_se_sess = target_setup_session(&tpg->se_tpg, 0, 0,  in vhost_scsi_make_nexus()
2132 		mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_make_nexus()
2136 	tpg->tpg_nexus = tv_nexus;  in vhost_scsi_make_nexus()
2138 	mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_make_nexus()
2142 static int vhost_scsi_drop_nexus(struct vhost_scsi_tpg *tpg)  in vhost_scsi_drop_nexus()  argument
2147 	mutex_lock(&tpg->tv_tpg_mutex);  in vhost_scsi_drop_nexus()
2148 	tv_nexus = tpg->tpg_nexus;  in vhost_scsi_drop_nexus()
2150 		mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_drop_nexus()
2156 		mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_drop_nexus()
2160 	if (tpg->tv_tpg_port_count != 0) {  in vhost_scsi_drop_nexus()
2161 		mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_drop_nexus()
2164 			tpg->tv_tpg_port_count);  in vhost_scsi_drop_nexus()
2168 	if (tpg->tv_tpg_vhost_count != 0) {  in vhost_scsi_drop_nexus()
2169 		mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_drop_nexus()
2172 			tpg->tv_tpg_vhost_count);  in vhost_scsi_drop_nexus()
2177 		" %s Initiator Port: %s\n", vhost_scsi_dump_proto_id(tpg->tport),  in vhost_scsi_drop_nexus()
2184 	tpg->tpg_nexus = NULL;  in vhost_scsi_drop_nexus()
2185 	mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_drop_nexus()
2194 	struct vhost_scsi_tpg *tpg = container_of(se_tpg,  in vhost_scsi_tpg_nexus_show()  local
2199 	mutex_lock(&tpg->tv_tpg_mutex);  in vhost_scsi_tpg_nexus_show()
2200 	tv_nexus = tpg->tpg_nexus;  in vhost_scsi_tpg_nexus_show()
2202 		mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_tpg_nexus_show()
2207 	mutex_unlock(&tpg->tv_tpg_mutex);  in vhost_scsi_tpg_nexus_show()
2216 	struct vhost_scsi_tpg *tpg = container_of(se_tpg,  in vhost_scsi_tpg_nexus_store()  local
2218 	struct vhost_scsi_tport *tport_wwn = tpg->tport;  in vhost_scsi_tpg_nexus_store()
2225 		ret = vhost_scsi_drop_nexus(tpg);  in vhost_scsi_tpg_nexus_store()
2283 	ret = vhost_scsi_make_nexus(tpg, port_ptr);  in vhost_scsi_tpg_nexus_store()
2303 	struct vhost_scsi_tpg *tpg;  in vhost_scsi_make_tpg()  local
2312 	tpg = kzalloc(sizeof(*tpg), GFP_KERNEL);  in vhost_scsi_make_tpg()
2313 	if (!tpg) {  in vhost_scsi_make_tpg()
2317 	mutex_init(&tpg->tv_tpg_mutex);  in vhost_scsi_make_tpg()
2318 	INIT_LIST_HEAD(&tpg->tv_tpg_list);  in vhost_scsi_make_tpg()
2319 	INIT_LIST_HEAD(&tpg->tmf_queue);  in vhost_scsi_make_tpg()
2320 	tpg->tport = tport;  in vhost_scsi_make_tpg()
2321 	tpg->tport_tpgt = tpgt;  in vhost_scsi_make_tpg()
2323 	ret = core_tpg_register(wwn, &tpg->se_tpg, tport->tport_proto_id);  in vhost_scsi_make_tpg()
2325 		kfree(tpg);  in vhost_scsi_make_tpg()
2329 	list_add_tail(&tpg->tv_tpg_list, &vhost_scsi_list);  in vhost_scsi_make_tpg()
2332 	return &tpg->se_tpg;  in vhost_scsi_make_tpg()
2337 	struct vhost_scsi_tpg *tpg = container_of(se_tpg,  in vhost_scsi_drop_tpg()  local
2341 	list_del(&tpg->tv_tpg_list);  in vhost_scsi_drop_tpg()
2346 	vhost_scsi_drop_nexus(tpg);  in vhost_scsi_drop_tpg()
2351 	kfree(tpg);  in vhost_scsi_drop_tpg()