C++ (Cpp) rte_eth_dev_rss_reta_query Beispiele

Beispiel #1

Datei: vr_dpdk_ethdev.c Projekt: awesome-nfv/contrail-vrouter

static void
dpdk_ethdev_reta_show(uint8_t port_id, uint16_t reta_size)
{
    int nb_entries = reta_size/RTE_RETA_GROUP_SIZE;
    struct rte_eth_rss_reta_entry64 reta_entries[nb_entries];
    struct rte_eth_rss_reta_entry64 *reta;
    uint16_t i, idx, shift;
    int ret, entry;

    for (entry = 0; entry < nb_entries; entry++) {
        reta = &reta_entries[entry];

        /* reset RSS redirection table */
        memset(reta, 0, sizeof(*reta));
        reta->mask = 0xffffffffffffffffULL;
    }

    ret = rte_eth_dev_rss_reta_query(port_id, reta_entries, reta_size);
    if (ret != 0) {
        RTE_LOG(ERR, VROUTER, "Error getting RSS RETA info: %s (%d)\n",
            rte_strerror(ret), ret);
        return;
    }

    for (i = 0; i < reta_size; i++) {
        idx = i / RTE_RETA_GROUP_SIZE;
        shift = i % RTE_RETA_GROUP_SIZE;
        if (!(reta_entries[idx].mask & (1ULL << shift)))
            continue;
        RTE_LOG(DEBUG, VROUTER, "        hash index=%u, queue=%u\n",
                    i, reta_entries[idx].reta[shift]);
    }
}

Beispiel #2

Datei: cmdline.c Projekt: jhjgithub/packet-journey

static void
port_rss_reta_info(portid_t							port_id,
				   struct rte_eth_rss_reta_entry64	*reta_conf,
				   uint16_t							nb_entries)
{
	uint16_t i, idx, shift;
	int ret;

	ret = rte_eth_dev_rss_reta_query(port_id, reta_conf, nb_entries);
	if (ret != 0) {
		RTE_LOG(ERR, CMDLINE1,
				"Failed to get RSS RETA info, return code = %d\n", ret);
		return;
	}

	for (i = 0; i < nb_entries; i++) {
		idx = i / RTE_RETA_GROUP_SIZE;
		shift = i % RTE_RETA_GROUP_SIZE;
		if (!(reta_conf[idx].mask & (1ULL << shift))) {
			continue;
		}
		RTE_LOG(ERR, CMDLINE1,
				"RSS RETA configuration: hash index=%u, queue=%u\n", i,
				reta_conf[idx].reta[shift]);
	}
}