From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Dumazet Subject: Re: [RFC] allow skb->head to point/alias to first skb frag Date: Thu, 26 Apr 2012 22:18:34 +0200 Message-ID: <1335471514.2775.66.camel@edumazet-glaptop> References: <1335443554.2775.33.camel@edumazet-glaptop> <1335448252.2775.41.camel@edumazet-glaptop> <20120426.161221.923108657396544878.davem@davemloft.net> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: maze@google.com, ilpo.jarvinen@helsinki.fi, rick.jones2@hp.com, netdev@vger.kernel.org, therbert@google.com, ncardwell@google.com, ycheng@google.com To: David Miller Return-path: Received: from mail-wi0-f170.google.com ([209.85.212.170]:32914 "EHLO mail-wi0-f170.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751208Ab2DZUSn (ORCPT ); Thu, 26 Apr 2012 16:18:43 -0400 Received: by wibhr17 with SMTP id hr17so5733324wib.1 for ; Thu, 26 Apr 2012 13:18:41 -0700 (PDT) In-Reply-To: <20120426.161221.923108657396544878.davem@davemloft.net> Sender: netdev-owner@vger.kernel.org List-ID: On Thu, 2012-04-26 at 16:12 -0400, David Miller wrote: > From: Eric Dumazet > Date: Thu, 26 Apr 2012 15:50:52 +0200 > > > Here is the raw patch. (tg3 part is dirty and needs some helpers) > > > > I am working on the TCP coalesce part, the splice() helpers (to avoid a > > copy), and split in five different patches for further > > discussion/inclusion. > > Ok, I like it. > > I was confused into thinking that you were going to put this head page > into skb_shared_info()'s page vector. But you're not. > Well, my first mail was confuse... it was just an idea without prior thinking. Now the picture is clear. Thanks