rdma_device_input_ethernet (vm, node, rd, next_index);
vlib_put_next_frame (vm, node, next_index, n_left_to_next - n_rx_packets);
rdma_device_input_ethernet (vm, node, rd, next_index);
vlib_put_next_frame (vm, node, next_index, n_left_to_next - n_rx_packets);