From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762093AbXGKKyW (ORCPT ); Wed, 11 Jul 2007 06:54:22 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757640AbXGKKyP (ORCPT ); Wed, 11 Jul 2007 06:54:15 -0400 Received: from one.firstfloor.org ([213.235.205.2]:58573 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755662AbXGKKyP (ORCPT ); Wed, 11 Jul 2007 06:54:15 -0400 Date: Wed, 11 Jul 2007 12:54:13 +0200 From: Andi Kleen To: Benjamin Budts Cc: kvm-devel@lists.sourceforge.net, Andi Kleen , linux-kernel@vger.kernel.org Subject: Re: gcc + kvm + 64 bit ? confused :-/ Message-ID: <20070711105413.GA18767@one.firstfloor.org> References: <20070709071640.GB10864@one.firstfloor.org> <46920270.3080309@qumranet.com> <46921BE9.4040801@qumranet.com> <4693211D.4040406@qumranet.com> <46936766.20900@qumranet.com> <46948626.6050308@qumranet.com> <4694A63E.1050606@scarlet.be> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4694A63E.1050606@scarlet.be> User-Agent: Mutt/1.4.2.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jul 11, 2007 at 11:43:26AM +0200, Benjamin Budts wrote: > I'm a bit confused using the -march=xxx options for gcc when using a > kernel virtual machine... > Getting errors on smp when using the -march=nocoma for gcc... possibly What errors? > because smp is not fully supported yet I suppse. > > I guess my question is, when installing kvm, is the virtual machine 64 > bit capable or should I install 32 bit OS ? > > I installed an amd64 debian image and it seems to be running > fine...except for the problem mentioned above. > > And what type of architecture do i have to mention with gcc in a kvm ? > march ... arch... The same as the host or generic cpu if you're not sure. -Andi