[dpdk-dev] net/ice: fix error setting for L2TAG

Jeff Guo jia.guo at intel.com
Wed May 20 23:46:14 CEST 2020


Base on HW, if a packet be split into multiple segments, the L2TAG
should only be valid on the last Rx descriptor. So fix it by setting
L2TAG into mbuf when processing the last split packet.

Fixes: c68a52b8b38c ("net/ice: support vector SSE in Rx")

Signed-off-by: Jeff Guo <jia.guo at intel.com>
---
 drivers/net/ice/ice_rxtx_vec_common.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ice/ice_rxtx_vec_common.h b/drivers/net/ice/ice_rxtx_vec_common.h
index 6b57ff2ae..46e3be98a 100644
--- a/drivers/net/ice/ice_rxtx_vec_common.h
+++ b/drivers/net/ice/ice_rxtx_vec_common.h
@@ -29,6 +29,7 @@ ice_rx_reassemble_packets(struct ice_rx_queue *rxq, struct rte_mbuf **rx_bufs,
 			if (!split_flags[buf_idx]) {
 				/* it's the last packet of the set */
 				start->hash = end->hash;
+				start->vlan_tci = end->vlan_tci;
 				start->ol_flags = end->ol_flags;
 				/* we need to strip crc for the whole packet */
 				start->pkt_len -= rxq->crc_len;
-- 
2.20.1



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