net/virtio: fixed missing next flag when sending packets in packed mode
Checks
Commit Message
From: "liufengjiang.0426" <liufengjiang.0426@bytedance.com>
When the packets is sent in packed mode, and the packets data and
virtio-header are divided into two desc, set the next flag of
virtio-header desc
Bugzilla ID: 1295
Fixes: 892dc798fa9c ("net/virtio: implement Tx path for packed queues")
Signed-off-by: Fengjiang Liu <liufengjiang.0426@bytedance.com>
---
drivers/net/virtio/virtqueue.h | 1 +
1 file changed, 1 insertion(+)
@@ -672,6 +672,7 @@ virtqueue_enqueue_xmit_packed(struct virtnet_tx *txvq, struct rte_mbuf *cookie,
*/
start_dp[idx].addr = txvq->hdr_mem + RTE_PTR_DIFF(&txr[idx].tx_hdr, txr);
start_dp[idx].len = vq->hw->vtnet_hdr_size;
+ head_flags |= VRING_DESC_F_NEXT;
hdr = (struct virtio_net_hdr *)&txr[idx].tx_hdr;
idx++;
if (idx >= vq->vq_nentries) {