netdev - Re: Problem with queuing vlan tagged packets after migration from 3.16.0 to 4.9.0

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Message-ID: <de2e92c4-3b4b-3b0a-2f5c-e91da15e08a3@gmail.com>
Date:   Sun, 30 Dec 2018 22:14:28 +0100
From:   Bartek Kois <bartek.kois@...il.com>
To:     Cong Wang <xiyou.wangcong@...il.com>
Cc:     Linux Kernel Network Developers <netdev@...r.kernel.org>
Subject: Re: Problem with queuing vlan tagged packets after migration from
 3.16.0 to 4.9.0

Hi
I haven`t tested any newer kernels cause I thought that something 
related to packet classification has been changed permanently and I have 
to figure out what. Which one should I test?

Best regards
Bartek Kois

W dniu 30.12.2018 o 19:53, Cong Wang pisze:
> Hello,
>
> On Sat, Dec 29, 2018 at 11:54 AM Bartek Kois <bartek.kois@...il.com> wrote:
>>
>> Hi,
>> I`ve got problem while queuing with HFSC vlan tagged packets after
>> migrating my tc scripts from Debian 8.2 (3.16.0-4-amd64) to Debian 9.5
>> (4.9.0-6-amd64). tc filters added to eth1 do not classify correctly src
>> and dst ip addresses anymore if they are encapsulated with vlan tag
>> which wasn`t a problem previously. It works fine if I run them without
>> vlan tagging oraz if the root device is a vlan (eg. tc filter add dev
>> eth1.20). Could you please help me find out what has changed in kernel
>> between those two versions and what is walkaround for that problem?
> Does this problem still exist on some latest kernel? 4.9 is still too old
> for upstream to be interesting. :(