netdev - RE: TCP checksum not offloaded during GSO

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Message-ID: <fb00395be1f34554a3dcdee5b0bbcf8e@AcuMS.aculab.com>
Date:   Thu, 6 Feb 2020 12:13:26 +0000
From:   David Laight <David.Laight@...LAB.COM>
To:     'Yadu Kishore' <kyk.segfault@...il.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: RE: TCP checksum not offloaded during GSO

From: Yadu Kishore
> Sent: 04 February 2020 05:55
> I'm working on enhancing a driver for a Network Controller that
> supports "Checksum Offloads".
...
> The Network Controller does not support scatter-gather (SG) DMA.

Is it one of the really broken ones that also requires the
tx and rx buffers be 4 byte aligned?

Get a different Network Controller, the one you have isn't
'fit for purpose' :-)

	David

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