Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757828Ab0GIQ0i (ORCPT ); Fri, 9 Jul 2010 12:26:38 -0400 Received: from borg.medozas.de ([188.40.89.202]:58080 "EHLO borg.medozas.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757308Ab0GIQ0g (ORCPT ); Fri, 9 Jul 2010 12:26:36 -0400 Date: Fri, 9 Jul 2010 18:26:34 +0200 (CEST) From: Jan Engelhardt To: Patrick McHardy cc: "Michael S. Tsirkin" , "David S. Miller" , Alexey Kuznetsov , "Pekka Savola (ipv6)" , James Morris , Hideaki YOSHIFUJI , linux-kernel@vger.kernel.org, netfilter-devel@vger.kernel.org, netfilter@vger.kernel.org, coreteam@netfilter.org, netdev@vger.kernel.org, herbert.xu@redhat.com, kvm@vger.kernel.org Subject: Re: [PATCH] netfilter: add CHECKSUM target In-Reply-To: <4C373D90.8070000@trash.net> Message-ID: References: <20100708222913.GA4475@redhat.com> <4C373D90.8070000@trash.net> User-Agent: Alpine 2.01 (LSU 1266 2009-07-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1064 Lines: 27 On Friday 2010-07-09 17:17, Patrick McHardy wrote: > >> This adds a `CHECKSUM' target, which can be used in the iptables mangle >> table. >> >> You can use this target to compute and fill in the checksum in >> an IP packet that lacks a checksum. This is particularly useful, >> if you need to work around old applications such as dhcp clients, >> that do not work well with checksum offloads, but don't want to >> disable checksum offload in your device. > >I'm not sure this is something we want to merge upstream and >support indefinitely. We could put it into Xtables-addons. That would also be consistent with Dave's suggestion. >Dave suggested this as a temporary >out-of-tree workaround until the majority of guest dhcp clients >are fixed. Has anything changed that makes this course of >action impractical? -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/