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Date:   Wed, 14 Oct 2020 12:23:31 -0400
From:   Willem de Bruijn <>
To:     David Wilder <>
Cc:     Network Development <>,,,,,
        Jakub Kicinski <>
Subject: Re: [ PATCH v2 2/2] ibmveth: Identify ingress large send packets.

On Tue, Oct 13, 2020 at 7:21 PM David Wilder <> wrote:
> Ingress large send packets are identified by either:
> The IBMVETH_RXQ_LRG_PKT flag in the receive buffer
> or with a -1 placed in the ip header checksum.
> The method used depends on firmware version. Frame
> geometry and sufficient header validation is performed by the
> hypervisor eliminating the need for further header checks here.
> Fixes: 7b5967389f5a ("ibmveth: set correct gso_size and gso_type")
> Signed-off-by: David Wilder <>
> Reviewed-by: Thomas Falcon <>
> Reviewed-by: Cristobal Forno <>
> Reviewed-by: Pradeep Satyanarayana <>

Acked-by: Willem de Bruijn <>

Thanks for clarifying the header validation. I clearly had missed that :)

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