s390/block/dasd_alias.c

45 static struct alias_server *_find_server(struct dasd_uid *uid)
49 		if (!strncmp(pos->uid.vendor, uid->vendor,
50 			     sizeof(uid->vendor))
51 		    && !strncmp(pos->uid.serial, uid->serial,
52 				sizeof(uid->serial)))
59 				   struct dasd_uid *uid)
63 		if (pos->uid.ssid == uid->ssid)
70 					   struct dasd_uid *uid)
85 	if (uid->type == UA_BASE_DEVICE)
86 		search_unit_addr = uid->real_unit_addr;
88 		search_unit_addr = uid->base_unit_addr;
90 		if (pos->uid.base_unit_addr == search_unit_addr &&
91 		    !strncmp(pos->uid.vduit, uid->vduit, sizeof(uid->vduit)))
97 static struct alias_server *_allocate_server(struct dasd_uid *uid)
104 	memcpy(server->uid.vendor, uid->vendor, sizeof(uid->vendor));
105 	memcpy(server->uid.serial, uid->serial, sizeof(uid->serial));
116 static struct alias_lcu *_allocate_lcu(struct dasd_uid *uid)
137 	memcpy(lcu->uid.vendor, uid->vendor, sizeof(uid->vendor));
138 	memcpy(lcu->uid.serial, uid->serial, sizeof(uid->serial));
139 	lcu->uid.ssid = uid->ssid;
185 	struct dasd_uid uid;
187 	device->discipline->get_uid(device, &uid);
189 	server = _find_server(&uid);
192 		newserver = _allocate_server(&uid);
196 		server = _find_server(&uid);
206 	lcu = _find_lcu(server, &uid);
209 		newlcu = _allocate_lcu(&uid);
213 		lcu = _find_lcu(server, &uid);
243 	struct dasd_uid uid;
249 	device->discipline->get_uid(device, &uid);
290 	server = _find_server(&uid);
300  * in the lcu is up to date and will update the device uid before
311 	struct dasd_uid uid;
314 	private->uid.type = lcu->uac->unit[private->uid.real_unit_addr].ua_type;
315 	private->uid.base_unit_addr =
316 		lcu->uac->unit[private->uid.real_unit_addr].base_ua;
317 	uid = private->uid;
324 	group = _find_group(lcu, &uid);
329 		memcpy(group->uid.vendor, uid.vendor, sizeof(uid.vendor));
330 		memcpy(group->uid.serial, uid.serial, sizeof(uid.serial));
331 		group->uid.ssid = uid.ssid;
332 		if (uid.type == UA_BASE_DEVICE)
333 			group->uid.base_unit_addr = uid.real_unit_addr;
335 			group->uid.base_unit_addr = uid.base_unit_addr;
336 		memcpy(group->uid.vduit, uid.vduit, sizeof(uid.vduit));
342 	if (uid.type == UA_BASE_DEVICE)
614 	__u8 uaddr = private->uid.real_unit_addr;
625 	if (private->uid.type !=  lcu->uac->unit[uaddr].ua_type) {
628 			      "uid type mismatch - trigger rescan");
767 		if (private->uid.type != UA_BASE_DEVICE)
774 		if (private->uid.type != UA_BASE_DEVICE)
810 		if (private->uid.type == UA_BASE_DEVICE)