netdev - Re: regression: ip r change mss doesn't work in 2.6.38-git14

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Message-ID: <AANLkTikZhT5LaA-UEXniDvkneH8JScaVaCaCd4LT59cV@mail.gmail.com>
Date:	Thu, 24 Mar 2011 16:52:41 +0100
From:	Alessandro Suardi <alessandro.suardi@...il.com>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	linux-kernel@...r.kernel.org, netdev <netdev@...r.kernel.org>
Subject: Re: regression: ip r change mss doesn't work in 2.6.38-git14

On Thu, Mar 24, 2011 at 4:21 PM, Eric Dumazet <eric.dumazet@...il.com> wrote:
> Le jeudi 24 mars 2011 à 16:08 +0100, Alessandro Suardi a écrit :
>> After fixing the display issue thanks to Chris Wilson, I now have
>> another problem
>>  (which didn't exist in 2.6.38-git2); most websites outside of my DSL link don't
>>  work properly (connection packet goes through, but the page load times out
>>  within Firefox) unless I do
>>
>> ip r change default via 192.168.1.1 dev eth1 advmss 1400
>>
>> This however doesn't change advmss anymore:
>>
>> [root@...f ~]# ip r
>> default via 192.168.1.1 dev eth1
>> 169.254.0.0/16 dev eth1  scope link  metric 1004
>> 192.168.1.0/24 dev eth1  proto kernel  scope link  src 192.168.1.8
>> [root@...f ~]# ip r change default via 192.168.1.1 dev eth1 advmss 1400
>> [root@...f ~]# ip r
>> default via 192.168.1.1 dev eth1
>> 169.254.0.0/16 dev eth1  scope link  metric 1004
>> 192.168.1.0/24 dev eth1  proto kernel  scope link  src 192.168.1.8
>
> Indeed, we'll take a look, thanks for the report.
>
> In the time being you can do :
>
> ip ro change default via 192.168.1.1 dev eth1 advmss 1400 mtu 1500

Thanks - this one works for me.

I'm available to test patches if needed, though I have a feeling you
 already have a handle on the issue and won't need that ;)

--alessandro

 "There's always a siren singing you to shipwreck"

   (Radiohead, "There There")
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