From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Gallatin Subject: Re: gro vs vlan in myri10ge Date: Fri, 09 Nov 2012 07:47:02 -0500 Message-ID: <509CFB46.30501@myri.com> References: <509C6858.6010105@myri.com> <1352428870.19779.496.camel@edumazet-glaptop> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Cc: netdev To: Eric Dumazet Return-path: Received: from mail-gg0-f174.google.com ([209.85.161.174]:41760 "EHLO mail-gg0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750825Ab2KIMrG (ORCPT ); Fri, 9 Nov 2012 07:47:06 -0500 Received: by mail-gg0-f174.google.com with SMTP id k5so769931ggd.19 for ; Fri, 09 Nov 2012 04:47:05 -0800 (PST) In-Reply-To: <1352428870.19779.496.camel@edumazet-glaptop> Sender: netdev-owner@vger.kernel.org List-ID: On 11/08/12 21:41, Eric Dumazet wrote: > On Thu, 2012-11-08 at 21:20 -0500, Andrew Gallatin wrote: <...> >> Is this (popping vlan tags in the driver) acceptable, or is it >> too much of a layering violation? > > Given GRO assumes NIC does hardware vlan offloading, I guess > I would chose to do that. > > It seems unfortunate to add vlan decap in GRO path, already very > complex. OK, then I will prepare & run through q/a a real patch that does this. Thanks again, Drew