netdev - Re: [PATCH net-next] bridge: Allow max MTU when multiple VLANs present

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Message-ID: <CAG2-GkkGozAKTbb01cKx8p5jmQc2wrP57BvCUoB=8ZUKDuj+WA@mail.gmail.com>
Date:   Fri, 23 Mar 2018 17:50:09 -0400
From:   Chas Williams <3chas3@...il.com>
To:     Nikolay Aleksandrov <nikolay@...ulusnetworks.com>
Cc:     David Miller <davem@...emloft.net>,
        netdev <netdev@...r.kernel.org>,
        Stephen Hemminger <stephen@...workplumber.org>
Subject: Re: [PATCH net-next] bridge: Allow max MTU when multiple VLANs present

On Fri, Mar 23, 2018 at 12:20 PM, Nikolay Aleksandrov
<nikolay@...ulusnetworks.com> wrote:
> On 23/03/18 18:17, David Miller wrote:
>> From: Chas Williams <3chas3@...il.com>
>> Date: Thu, 22 Mar 2018 11:34:06 -0400
>>
>>> If the bridge is allowing multiple VLANs, some VLANs may have
>>> different MTUs.  Instead of choosing the minimum MTU for the
>>> bridge interface, choose the maximum MTU of the bridge members.
>>> With this the user only needs to set a larger MTU on the member
>>> ports that are participating in the large MTU VLANS.
>>>
>>> Signed-off-by: Chas Williams <3chas3@...il.com>
>>
>> Applied, thanks.
>>
>
> Argh, this will break on builds without vlans because br->vlan_enabled shouldn't
> be accessed directly. I missed that when reviewing.
> I'll send a follow up fix in a second that uses br_vlan_enabled().
>

Sorry I missed that one.  Thanks for covering!