ib_query_netdev_port
EXPORT_SYMBOL(ib_query_netdev_port);
if (ib_query_netdev_port(ibdev, ndev, &port))
if (ib_query_netdev_port(ibdev, ndev, &port)) {
int ib_query_netdev_port(struct ib_device *ibdev, struct net_device *ndev,