From owner-freebsd-current Thu Nov 21 14:15: 6 2002 Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 0492337B401 for ; Thu, 21 Nov 2002 14:15:05 -0800 (PST) Received: from InterJet.dellroad.org (adsl-63-194-81-26.dsl.snfc21.pacbell.net [63.194.81.26]) by mx1.FreeBSD.org (Postfix) with ESMTP id 75A9743E9E for ; Thu, 21 Nov 2002 14:15:03 -0800 (PST) (envelope-from archie@dellroad.org) Received: from arch20m.dellroad.org (arch20m.dellroad.org [10.1.1.20]) by InterJet.dellroad.org (8.9.1a/8.9.1) with ESMTP id OAA84800; Thu, 21 Nov 2002 14:08:16 -0800 (PST) Received: from arch20m.dellroad.org (localhost [127.0.0.1]) by arch20m.dellroad.org (8.12.6/8.12.6) with ESMTP id gALM8HOS067602; Thu, 21 Nov 2002 14:08:17 -0800 (PST) (envelope-from archie@arch20m.dellroad.org) Received: (from archie@localhost) by arch20m.dellroad.org (8.12.6/8.12.6/Submit) id gALM8HTo067601; Thu, 21 Nov 2002 14:08:17 -0800 (PST) From: Archie Cobbs Message-Id: <200211212208.gALM8HTo067601@arch20m.dellroad.org> Subject: Re: mbuf header bloat ? In-Reply-To: <20021121111709.A23435@xorpc.icir.org> To: Luigi Rizzo Date: Thu, 21 Nov 2002 14:08:17 -0800 (PST) Cc: current@FreeBSD.ORG X-Mailer: ELM [version 2.4ME+ PL99b (25)] MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=US-ASCII Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Luigi Rizzo wrote: > Now that Sam has done the excellent work of integrating packet tags > to carry annotations around, i really believe that we should try > to move out of the pkthdr all non-general fields, and move them to > m_tags so we only pay the cost when needed and not in all cases. > Also this pays a lot in terms of ABI compatibility and extensibility. > I understand that for 5.0 it is a bit late to act, but i do hope > that we can reconsider this issue for 5.1 and pull out of the pkthdr > at least the MAC label, and possibly also the csum_* fields, much > in the same way it has been done for VLAN labels. You got my vote :-) -Archie __________________________________________________________________________ Archie Cobbs * Packet Design * http://www.packetdesign.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message