rcu_read_lock();
strncpy(op.devname, vport_get_name(p), sizeof op.devname);
strncpy(op.type, vport_get_type(p), sizeof op.type);
rcu_read_lock();
strncpy(op.devname, vport_get_name(p), sizeof op.devname);
strncpy(op.type, vport_get_type(p), sizeof op.type);