Function mana_mp_req_mr_create

dpdk/drivers/net/mana/mp.c:258–290

* Request the primary process to register a MR. */

 * Request the primary process to register a MR.
 */
int
mana_mp_req_mr_create(struct mana_priv *priv, uintptr_t addr, uint32_t len)
{
	struct rte_mp_msg mp_req = {0};
	struct rte_mp_msg *mp_res;
	struct rte_mp_reply mp_rep;
	struct mana_mp_param *req = (struct mana_mp_param *)mp_req.param;
	struct mana_mp_param *res;
	struct timespec ts = {.tv_sec = MANA_MP_REQ_TIMEOUT_SEC, .tv_nsec = 0};
	int ret;

	mp_init_msg(&mp_req, MANA_MP_REQ_CREATE_MR, priv->port_id);
	req->addr = addr;
	req->len = len;

	ret = rte_mp_request_sync(&mp_req, &mp_rep, &ts);
	if (ret) {
		DRV_LOG(ERR, "Port %u request to primary failed",
			req->port_id);
		return ret;
	}

	if (mp_rep.nb_received != 1)
		return -EPROTO;

	mp_res = &mp_rep.msgs[0];
	res = (struct mana_mp_param *)mp_res->param;
	ret = res->result;

	free(mp_rep.msgs);

	return ret;
}

void
mana_mp_req_on_rxtx(struct rte_eth_dev *dev, enum mana_mp_req_type type)