[dpdk-dev] net/cxgbe: DEV_TX_OFFLOAD_MULTI_SEGS support?

Rahul Lakkireddy rahul.lakkireddy at chelsio.com
Tue Jan 14 10:00:40 CET 2020


On Monday, January 01/13/20, 2020 at 15:50:21 -0500, Chas Williams wrote:
> 
> It looks like the cxgbe driver doesn't set the DEV_TX_OFFLOAD_MULTI_SEGS
> offload capability. However, it looks like sge.c does have support for
> sending mbuf chains, e.g. write_sgl(). Is this just an oversight or is
> there something fundamentally broken here?

Hi Chas,

Thanks for reporting this. CXGBE does support transmitting mbufs with
multiple segments. However, the corresponding DEV_TX_OFFLOAD_MULTI_SEGS
capability seems to have been missed in the list of supported Tx offload
features. Will send a patch to fix this.

Thanks,
Rahul


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