netdev - Re: [PATCH net-next 2/4] bnxt_en: Use NETIF_F_GRO

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Message-ID: <CAJ3xEMg5rS+Q=1hV8aMBQJruOH1A7-dScp_8WZwUQTJ7CKcsTg@mail.gmail.com>
Date:   Mon, 4 Dec 2017 23:06:24 +0200
From:   Or Gerlitz <gerlitz.or@...il.com>
To:     Michael Chan <michael.chan@...adcom.com>
Cc:     David Miller <davem@...emloft.net>,
        Linux Netdev List <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next 2/4] bnxt_en: Use NETIF_F_GRO_HW.

On Mon, Dec 4, 2017 at 8:11 PM, Michael Chan <michael.chan@...adcom.com> wrote:

> All the logic is already in these 3 drivers in the tree.  You can see
> the additional logic in any of these drivers.  It's just that these
> drivers have been using NETIF_F_GRO to turn on this mode in
> hardware/firmware.

What happens for tcp encaped by some udp tunnel, does
the HW know how to GRO that?