> -----邮件原件-----
> 发件人: Stephen Hemminger <[email protected]>
> 发送时间: 2026年5月20日 23:07
> 收件人: Feifei Wang <[email protected]>
> 抄送: [email protected]; wangfeifei (J) <[email protected]>
> 主题: Re: [V1 1/1] net/hinic3: Add VXLAN TSO function
>
> On Wed, 20 May 2026 14:58:15 +0800
> Feifei Wang <[email protected]> wrote:
>
> > The RTE_ETH_TX_OFFLOAD_VXLAN_TNL_TSO flag is added to support the
> > VXLAN TSO function
> >
> > Signed-off-by: Feifei Wang <[email protected]>
> > ---
>
> You need to do more than just advertise the capability to get the driver to
> actually work right.
>
> AI explanation:
>
> Error: VXLAN TSO is advertised unconditionally but the underlying hardware
> feature is not. The patch adds RTE_ETH_TX_OFFLOAD_VXLAN_TNL_TSO to the
> unconditional tx_offload_capa assignment in hinic3_dev_infos_get(), but the Tx
> path in drivers/net/hinic3/hinic3_tx.c:306-313 rejects every VXLAN tunnel mbuf
> when the hardware does not have NIC_F_VXLAN_OFFLOAD:
[Feifei] Thanks for your reviewing. Above comment is valuable, we ignore this.
In the next version, we will change as below:
if (HINIC3_SUPPORT_VXLAN_OFFLOAD(nic_dev))
info->tx_offload_capa |= RTE_ETH_TX_OFFLOAD_VXLAN_TNL_TSO
