From mboxrd@z Thu Jan  1 00:00:00 1970
From: Eric Dumazet <eric.dumazet@gmail.com>
Subject: Re: ppp, "Features changed" flooding the log
Date: Fri, 20 May 2011 16:00:27 +0200
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Cc: netdev@vger.kernel.org
To: Denys Fedoryshchenko <denys@visp.net.lb>
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Le vendredi 20 mai 2011 =C3=A0 16:44 +0300, Denys Fedoryshchenko a =C3=A9=
crit :

>  And as i see GRO enabled there, i guess it can be harmful for shaper=
s,=20
>  how to disable it?
>  NewNet-PPPoE ~ # ethtool -K ppp0 gro off
>  Cannot set device GRO settings: Operation not supported
>  Or there is no need for that?
> --

No need, since GRO sits on top of NAPI (physical devices)

ppp is done after this layer, frames are directly delivered to IP layer=
=2E

But yes, this log flood is nasty.