vale_attach
if ((ret = vale_attach(ctx)) != 0) {
if ((ret = vale_attach(ctx)) != 0) {
struct nmreq_vale_attach vale_attach;
memset(&vale_attach, 0, sizeof(vale_attach));
hdr.nr_body = (uintptr_t)&vale_attach;
vale_attach.reg.nr_mode = a->nr_mode;
&vale_attach.reg.nr_tx_slots,
&vale_attach.reg.nr_rx_slots,
&vale_attach.reg.nr_tx_rings,
&vale_attach.reg.nr_rx_rings);
vale_attach.reg.nr_mem_id = mem_id;
printf("port_index: %"PRIu32"\n", vale_attach.port_index);