net/ena: fix Tx statistics

Instead of counting number of used NIC Tx bufs just count number
of Tx packets.

Fixes: 45b6d86184fc ("net/ena: add per-queue software counters stats")
Cc: stable@dpdk.org
Signed-off-by: Rafal Kozik <rk@semihalf.com>
Acked-by: Michal Krawczyk <mk@semihalf.com>

diff --git a/drivers/net/ena/ena_ethdev.c b/drivers/net/ena/ena_ethdev.c
index ad9b131..ffecdb8 100644 (file)
--- a/drivers/net/ena/ena_ethdev.c
+++ b/drivers/net/ena/ena_ethdev.c
@@ -2376,7 +2376,7 @@ static uint16_t eth_ena_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
                tx_info->tx_descs = nb_hw_desc;
 
                next_to_use++;
-               tx_ring->tx_stats.cnt += tx_info->num_of_bufs;
+               tx_ring->tx_stats.cnt++;
                tx_ring->tx_stats.bytes += total_length;
        }
        tx_ring->tx_stats.available_desc =