C++ (Cpp) to_transport_stat Examples

Example #1

File: target_core_stat.c Project: ramosian-glider/linux

static ssize_t target_stat_transport_inst_show(struct config_item *item,
		char *page)
{
	struct se_lun *lun = to_transport_stat(item);
	struct se_device *dev;
	ssize_t ret = -ENODEV;

	rcu_read_lock();
	dev = rcu_dereference(lun->lun_se_dev);
	if (dev)
		ret = snprintf(page, PAGE_SIZE, "%u\n", dev->hba_index);
	rcu_read_unlock();
	return ret;
}

Example #2

File: target_core_stat.c Project: AlexShiLucky/linux

static ssize_t target_stat_transport_proto_id_show(struct config_item *item,
		char *page)
{
	struct se_lun *lun = to_transport_stat(item);
	struct se_device *dev;
	struct se_portal_group *tpg = lun->lun_tpg;
	ssize_t ret = -ENODEV;

	rcu_read_lock();
	dev = rcu_dereference(lun->lun_se_dev);
	if (dev)
		ret = snprintf(page, PAGE_SIZE, "%u\n", tpg->proto_id);
	rcu_read_unlock();
	return ret;
}

Example #3

File: target_core_stat.c Project: ramosian-glider/linux

static ssize_t target_stat_transport_device_show(struct config_item *item,
		char *page)
{
	struct se_lun *lun = to_transport_stat(item);
	struct se_device *dev;
	struct se_portal_group *tpg = lun->lun_tpg;
	ssize_t ret = -ENODEV;

	rcu_read_lock();
	dev = rcu_dereference(lun->lun_se_dev);
	if (dev) {
		/* scsiTransportType */
		ret = snprintf(page, PAGE_SIZE, "scsiTransport%s\n",
			       tpg->se_tpg_tfo->get_fabric_name());
	}
	rcu_read_unlock();
	return ret;
}

Example #4

File: target_core_stat.c Project: ramosian-glider/linux

static ssize_t target_stat_transport_dev_name_show(struct config_item *item,
		char *page)
{
	struct se_lun *lun = to_transport_stat(item);
	struct se_device *dev;
	struct se_portal_group *tpg = lun->lun_tpg;
	struct t10_wwn *wwn;
	ssize_t ret = -ENODEV;

	rcu_read_lock();
	dev = rcu_dereference(lun->lun_se_dev);
	if (dev) {
		wwn = &dev->t10_wwn;
		/* scsiTransportDevName */
		ret = snprintf(page, PAGE_SIZE, "%s+%s\n",
				tpg->se_tpg_tfo->tpg_get_wwn(tpg),
				(strlen(wwn->unit_serial)) ? wwn->unit_serial :
				wwn->vendor);
	}
	rcu_read_unlock();
	return ret;
}