[dpdk-dev] [PATCH v 4/4] net/hns3: add checking tso segsz when sending TSO packets

[Ferruh Yigit]

On 6/3/2020 10:32 AM, Wei Hu (Xavier) wrote:
> From: Hongbo Zheng <zhenghongbo3 at huawei.com>
> 
> Base on hns3 network engine, when the rte_eth_tx_burst API is called
> by Upper Level Process, if PKT_TX_TCP_SEG flag is set and tso_segsz
> is 0 in the input parameter structure rte_mbuf, hns3 PMD driver will
> process this packet as an non-TSO packet, otherwise hardware will enter
> an abnormal state.

What is ULP (Upper Level Process)?

And OK to have this fix but why 'tso_segsz' is zero when 'PKT_TX_TCP_SEG' is
set, shouldn't this needs to fixed in app level?

> 
> Fixes: 6dca716c9e1d ("net/hns3: support TSO")
> Cc: stable at dpdk.org
> 
> Signed-off-by: Hongbo Zheng <zhenghongbo3 at huawei.com>
> Signed-off-by: Wei Hu (Xavier) <xavier.huwei at huawei.com>

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