From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ben Hutchings Subject: Re: [PATCH 1/3] offloading: Make scatter/gather more tolerant of vlans. Date: Mon, 01 Nov 2010 20:06:29 +0000 Message-ID: <1288641989.2231.3.camel@achroite.uk.solarflarecom.com> References: <1288390495-28923-1-git-send-email-jesse@nicira.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: David Miller , netdev@vger.kernel.org To: Jesse Gross Return-path: Received: from exchange.solarflare.com ([216.237.3.220]:19860 "EHLO exchange.solarflare.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752909Ab0KAUGc (ORCPT ); Mon, 1 Nov 2010 16:06:32 -0400 In-Reply-To: <1288390495-28923-1-git-send-email-jesse@nicira.com> Sender: netdev-owner@vger.kernel.org List-ID: On Fri, 2010-10-29 at 15:14 -0700, Jesse Gross wrote: > When checking if it is necessary to linearize a packet, we currently > use vlan_features if the packet contains either an in-band or out- > of-band vlan tag. However, in-band tags aren't special in any way > for scatter/gather since they are part of the packet buffer and are > simply more data to DMA. Therefore, only use vlan_features for out- > of-band tags, which could potentially have some interaction with > scatter/gather. > > Signed-off-by: Jesse Gross > CC: Ben Hutchings [...] Reviewed-by: Ben Hutchings -- Ben Hutchings, Senior Software Engineer, Solarflare Communications Not speaking for my employer; that's the marketing department's job. They asked us to note that Solarflare product names are trademarked.