From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rusty Russell Subject: Re: [RFC 2/2] shrink size of scatterlist on common i386/x86-64 Date: Fri, 06 Jul 2007 17:43:46 +1000 Message-ID: <1183707826.6005.177.camel@localhost.localdomain> References: <20070705231615.451797310@linux-foundation.org> <20070705.164308.01771618.davem@davemloft.net> <20070705170051.37ff2ab8@freepuppy.localdomain.hemminger.net> <20070705.171535.105173068.davem@davemloft.net> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Cc: shemminger@linux-foundation.org, netdev@vger.kernel.org To: David Miller Return-path: Received: from ozlabs.org ([203.10.76.45]:40489 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760042AbXGFHoH (ORCPT ); Fri, 6 Jul 2007 03:44:07 -0400 In-Reply-To: <20070705.171535.105173068.davem@davemloft.net> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Thu, 2007-07-05 at 17:15 -0700, David Miller wrote: > Also even with the scatterlist idea, we'd still need to do two > map calls, one for skb->data and one for the page vector. We could make skb->shinfo(skb)->frags[0] the first segment and deprecate skb->data and skb->len. OK, you can stop hitting me now... Rusty.