From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262339AbULOLwO (ORCPT ); Wed, 15 Dec 2004 06:52:14 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262340AbULOLwN (ORCPT ); Wed, 15 Dec 2004 06:52:13 -0500 Received: from gprs215-247.eurotel.cz ([160.218.215.247]:65408 "EHLO amd.ucw.cz") by vger.kernel.org with ESMTP id S262339AbULOLvu (ORCPT ); Wed, 15 Dec 2004 06:51:50 -0500 Date: Wed, 15 Dec 2004 12:51:30 +0100 From: Pavel Machek To: Ian Pratt Cc: Andi Kleen , Rik van Riel , linux-kernel@vger.kernel.org, akpm@osdl.org, Steven.Hand@cl.cam.ac.uk, Christian.Limpach@cl.cam.ac.uk, Keir.Fraser@cl.cam.ac.uk Subject: Re: arch/xen is a bad idea Message-ID: <20041215115130.GC1232@elf.ucw.cz> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.6+20040722i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi! > > > Stunned silence I guess - merging an architecture is > > > usually much more controversial ;) > > > > In my opinion it's still an extremly bad idea to have arch/xen > > an own architecture. It will cause a lot of work long term > > to maintain it, especially when it gets x86-64 support too. > > It would be much better to just merge it with i386/x86-64. > > Andi, I totally agree that merging into i386 could be a long term > goal. However, its just not feasible right now. The changes > required are way too intrusive. We put considerable effort into > investigating this approach, but came to the conclusion that with > the current structure of arch i386 it was going to be way too > messy. BTW if you merge xen as separate architecture, it will be *very* hard to merge it back to i386. That patch would be huge, and would need to go in "atomically". Pavel -- People were complaining that M$ turns users into beta-testers... ...jr ghea gurz vagb qrirybcref, naq gurl frrz gb yvxr vg gung jnl!