From: Venkat Duvvuru <[email protected]>
Update queues per VNIC in single queue mode.
bp->rx_num_qs_per_vnic is not initialized in the single queue mode.
As a result of this when an interface is reconfigured to single
queue mode from an existing multiqueue mode, bp->rx_num_qs_per_vnic
is not updated to the value of 1. Hence, the driver will try to
access more than one queue resulting in a crash.
This patch fixes it by initializing bp->rx_num_qs_per_vnic in the
single queue mode as well.
Fixes: 36024b2e7fe5 ("net/bnxt: allow dynamic creation of VNIC")
Cc: [email protected]
Signed-off-by: Venkat Duvvuru <[email protected]>
Reviewed-by: Somnath Kotur <[email protected]>
Reviewed-by: Kalesh AP <[email protected]>
Reviewed-by: Ajit Khaparde <[email protected]>
---
drivers/net/bnxt/bnxt_rxq.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/net/bnxt/bnxt_rxq.c b/drivers/net/bnxt/bnxt_rxq.c
index f46b10c1c5..53a9b52a46 100644
--- 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 @@ int bnxt_mq_rx_configure(struct bnxt *bp)
}
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;
--
2.21.1 (Apple Git-122.3)
