net/virtio: allocate fake mbuf in Rx queue

[dpdk.git] / drivers / net / bnxt / bnxt_rxq.c

diff --git a/drivers/net/bnxt/bnxt_rxq.c b/drivers/net/bnxt/bnxt_rxq.c
index f46b10c..2b0d3d4 100644 (file)
--- a/drivers/net/bnxt/bnxt_rxq.c
+++ b/drivers/net/bnxt/bnxt_rxq.c
@@ -106,7 +106,6 @@ int bnxt_mq_rx_configure(struct bnxt *bp)
 
        pools = RTE_MIN(pools, bp->rx_cp_nr_rings);
        nb_q_per_grp = bp->rx_cp_nr_rings / pools;
-       bp->rx_num_qs_per_vnic = nb_q_per_grp;
        PMD_DRV_LOG(DEBUG, "pools = %u nb_q_per_grp = %u\n",
                    pools, nb_q_per_grp);
        start_grp_id = 0;
@@ -165,6 +164,8 @@ skip_filter_allocation:
        }
 
 out:
+       bp->rx_num_qs_per_vnic = nb_q_per_grp;
+
        if (dev_conf->rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG) {
                struct rte_eth_rss_conf *rss = &dev_conf->rx_adv_conf.rss_conf;
 
@@ -212,6 +213,16 @@ void bnxt_rx_queue_release_mbufs(struct bnxt_rx_queue *rxq)
 
        sw_ring = rxq->rx_ring->rx_buf_ring;
        if (sw_ring) {
+#if defined(RTE_ARCH_X86) || defined(RTE_ARCH_ARM64)
+               /*
+                * The vector receive burst function does not set used
+                * mbuf pointers to NULL, do that here to simplify
+                * cleanup logic.
+                */
+               for (i = 0; i < rxq->rxrearm_nb; i++)
+                       sw_ring[rxq->rxrearm_start + i] = NULL;
+               rxq->rxrearm_nb = 0;
+#endif
                for (i = 0;
                     i < rxq->rx_ring->rx_ring_struct->ring_size; i++) {
                        if (sw_ring[i]) {