From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Dumazet Subject: Re: skb_warn_bad_offload with kernel 3.5 (maybe gso/bridge related ?) Date: Mon, 06 Aug 2012 12:57:20 +0200 Message-ID: <1344250640.26674.9.camel@edumazet-glaptop> References: <501B8792.6040605@univ-nantes.fr> <1343983887.9299.817.camel@edumazet-glaptop> <1344008408.4642.160.camel@deadeye.wl.decadent.org.uk> <20120806091846.GA18581@gondor.apana.org.au> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: Ben Hutchings , Yann Dupont , "netdev@vger.kernel.org" To: Herbert Xu Return-path: Received: from mail-bk0-f46.google.com ([209.85.214.46]:36299 "EHLO mail-bk0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755771Ab2HFK5Z (ORCPT ); Mon, 6 Aug 2012 06:57:25 -0400 Received: by bkwj10 with SMTP id j10so970341bkw.19 for ; Mon, 06 Aug 2012 03:57:24 -0700 (PDT) In-Reply-To: <20120806091846.GA18581@gondor.apana.org.au> Sender: netdev-owner@vger.kernel.org List-ID: On Mon, 2012-08-06 at 17:18 +0800, Herbert Xu wrote: > On Fri, Aug 03, 2012 at 04:40:08PM +0100, Ben Hutchings wrote: > > > > I think GRO is doing the right thing, and I can't think why we should > > see ip_summed = CHECKSUM_PARTIAL if the skb is forwarded by a bridge. I > > If it is was created by GRO then it should always be CHECKSUM_PARTIAL, > even if it came through a bridge. Not sure where in GRO we set ip_summed to CHECKSUM_PARTIAL ?