From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754493AbZEDKNw (ORCPT ); Mon, 4 May 2009 06:13:52 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752867AbZEDKNk (ORCPT ); Mon, 4 May 2009 06:13:40 -0400 Received: from one.firstfloor.org ([213.235.205.2]:41194 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751894AbZEDKNj (ORCPT ); Mon, 4 May 2009 06:13:39 -0400 Date: Mon, 4 May 2009 12:18:14 +0200 From: Andi Kleen To: Eric Dumazet Cc: Andi Kleen , Avi Kivity , Elad Lahav , linux-kernel@vger.kernel.org, netdev@vger.kernel.org Subject: Re: [PATCH] Implementation of the sendgroup() system call Message-ID: <20090504101814.GG23223@one.firstfloor.org> References: <49FE47A1.7070700@uwaterloo.ca> <87eiv5ibnd.fsf@basil.nowhere.org> <49FE9999.7090103@redhat.com> <20090504095300.GF23223@one.firstfloor.org> <49FEBBC9.9000708@cosmosbay.com> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <49FEBBC9.9000708@cosmosbay.com> User-Agent: Mutt/1.4.2.1i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, May 04, 2009 at 11:56:25AM +0200, Eric Dumazet wrote: > Andi Kleen a écrit : > > >>> Or perhaps simple send to a local multicast group and let > >>> some netfilter module turn that into regular UDP. > >>> > >> Sounds hacky and rooty. > > > > rooty? Everyone can send to all directions anyways. > > > > It wouldn't be perfect, but quite usable as a short term solution > > for a production server. > > Anyway, a netfilter module doesnt fit the needs (separate header/footer > for each destination) netfilter modues can create new skbs that reference the main data and replace the header. -Andi -- ak@linux.intel.com -- Speaking for myself only.