[v2] net/virtio: fixed missing next flag when sending packets in packed mode
Checks
Commit Message
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
>> Fix the warning that a single line of commit log exceeds 75 chars
Bugzilla ID: 1295
Fixes: 892dc798fa9c ("net/virtio: implement Tx path for packed queues")
Signed-off-by: liufengjiang.0426 <liufengjiang.0426@bytedance.com>
---
drivers/net/virtio/virtqueue.h | 1 +
1 file changed, 1 insertion(+)
Comments
Hi,
Thanks for investigating the issue and proposing a fix!
On 10/10/23 04:08, liufengjiang.0426 wrote:
> 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
>
>>> Fix the warning that a single line of commit log exceeds 75 chars
The changelog should not be part of the commit message.
>
> Bugzilla ID: 1295
> Fixes: 892dc798fa9c ("net/virtio: implement Tx path for packed queues")
>
> Signed-off-by: liufengjiang.0426 <liufengjiang.0426@bytedance.com>
Could you please sign-off with your full name?
> ---
The changelog should be placed here.
> drivers/net/virtio/virtqueue.h | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/net/virtio/virtqueue.h b/drivers/net/virtio/virtqueue.h
> index 9d4aba11a3..4e9f2d0358 100644
> --- a/drivers/net/virtio/virtqueue.h
> +++ b/drivers/net/virtio/virtqueue.h
> @@ -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) {
Otherwise, the fix look good to me.
With above small changes, it will be good for me.
Thanks,
Maxime
Hi,
On 10/10/23 09:12, Maxime Coquelin wrote:
> Hi,
>
> Thanks for investigating the issue and proposing a fix!
>
> On 10/10/23 04:08, liufengjiang.0426 wrote:
>> 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
>>
>>>> Fix the warning that a single line of commit log exceeds 75 chars
>
> The changelog should not be part of the commit message.
>
>>
>> Bugzilla ID: 1295
>> Fixes: 892dc798fa9c ("net/virtio: implement Tx path for packed queues")
>>
>> Signed-off-by: liufengjiang.0426 <liufengjiang.0426@bytedance.com>
>
> Could you please sign-off with your full name?
Gentle reminder. No need to resubmit, just reply here with your full
name.
Thanks!
Maxime
>
>
>> ---
>
> The changelog should be placed here.
>
>> drivers/net/virtio/virtqueue.h | 1 +
>> 1 file changed, 1 insertion(+)
>>
>> diff --git a/drivers/net/virtio/virtqueue.h
>> b/drivers/net/virtio/virtqueue.h
>> index 9d4aba11a3..4e9f2d0358 100644
>> --- a/drivers/net/virtio/virtqueue.h
>> +++ b/drivers/net/virtio/virtqueue.h
>> @@ -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) {
>
> Otherwise, the fix look good to me.
> With above small changes, it will be good for me.
>
> Thanks,
> Maxime
@@ -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) {