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From: Stephen Hemminger <stephen@networkplumber.org>
To: Feifei Wang <wff_light@vip.163.com>
Cc: dev@dpdk.org, Feifei Wang <wangfeifei40@huawei.com>
Subject: Re: [V1 1/1] net/hinic3: Add VXLAN TSO function
Date: Wed, 20 May 2026 08:06:49 -0700	[thread overview]
Message-ID: <20260520080649.67af0f2c@phoenix.local> (raw)
In-Reply-To: <20260520065817.931-2-wff_light@vip.163.com>

On Wed, 20 May 2026 14:58:15 +0800
Feifei Wang <wff_light@vip.163.com> wrote:

> The RTE_ETH_TX_OFFLOAD_VXLAN_TNL_TSO flag is added to support the VXLAN TSO function
> 
> Signed-off-by: Feifei Wang <wangfeifei40@huawei.com>
> ---

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:

      reply	other threads:[~2026-05-20 15:06 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-20  6:58 [V1 0/1] Add VXLAN TSO function Feifei Wang
2026-05-20  6:58 ` [V1 1/1] net/hinic3: " Feifei Wang
2026-05-20 15:06   ` Stephen Hemminger [this message]

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