[PATCH v2 3/4] net/iavf: fix restart of Rx queue on reconfigure

[Bruce Richardson]

After reconfiguring an RX queue the mbuf_initializer value was not being
correctly set. Fix this by calling the appropriate function if vector
processing is enabled. This mirrors the behaviour by the i40e driver.

Fixes: 319c421f3890 ("net/avf: enable SSE Rx Tx")
Cc: jingjing.wu at intel.com
Cc: stable at dpdk.org

Signed-off-by: Bruce Richardson <bruce.richardson at intel.com>
---
 drivers/net/iavf/iavf_rxtx.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/net/iavf/iavf_rxtx.c b/drivers/net/iavf/iavf_rxtx.c
index f7df4665d1..797cdda4b2 100644
--- a/drivers/net/iavf/iavf_rxtx.c
+++ b/drivers/net/iavf/iavf_rxtx.c
@@ -755,6 +755,13 @@ iavf_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_idx,
 	if (check_rx_vec_allow(rxq) == false)
 		ad->rx_vec_allowed = false;
 
+#if defined RTE_ARCH_X86 || defined RTE_ARCH_ARM
+	/* check vector conflict */
+	if (ad->rx_vec_allowed && iavf_rxq_vec_setup(rxq)) {
+		PMD_DRV_LOG(ERR, "Failed vector rx setup.");
+		return -EINVAL;
+	}
+#endif
 	return 0;
 }
 
-- 
2.39.2