netdev - Re: [PATCH net-next v12 3/9] openvswitch: pass mac_proto to ovs_vport

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Message-ID: <CAOrHB_BWpzHjiFGikUCyjW5WnNYjqXT+SxbVdBFRUcHPH+Yfgg@mail.gmail.com>
Date:   Tue, 18 Oct 2016 22:11:38 -0700
From:   Pravin Shelar <pshelar@....org>
To:     Jiri Benc <jbenc@...hat.com>
Cc:     Linux Kernel Network Developers <netdev@...r.kernel.org>,
        ovs dev <dev@...nvswitch.org>,
        Lorand Jakab <lojakab@...co.com>,
        Simon Horman <simon.horman@...ronome.com>
Subject: Re: [PATCH net-next v12 3/9] openvswitch: pass mac_proto to ovs_vport_send

On Mon, Oct 17, 2016 at 6:02 AM, Jiri Benc <jbenc@...hat.com> wrote:
> We'll need it to alter packets sent to ARPHRD_NONE interfaces.
>
> Change do_output() to use the actual L2 header size of the packet when
> deciding on the minimum cutlen. The assumption here is that what matters is
> not the output interface hard_header_len but rather the L2 header of the
> particular packet. For example, ARPHRD_NONE tunnels that encapsulate
> Ethernet should get at least the Ethernet header.
>
> Signed-off-by: Jiri Benc <jbenc@...hat.com>

Acked-by: Pravin B Shelar <pshelar@....org>