From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751257AbWFFLzM (ORCPT ); Tue, 6 Jun 2006 07:55:12 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751282AbWFFLzM (ORCPT ); Tue, 6 Jun 2006 07:55:12 -0400 Received: from cantor2.suse.de ([195.135.220.15]:50831 "EHLO mx2.suse.de") by vger.kernel.org with ESMTP id S1751257AbWFFLzL (ORCPT ); Tue, 6 Jun 2006 07:55:11 -0400 From: Andi Kleen To: "Rafael J. Wysocki" Subject: Re: AMD64: 64 bit kernel 32 bit userland - some pending questions Date: Tue, 6 Jun 2006 13:55:04 +0200 User-Agent: KMail/1.9.3 Cc: Thomas Glanzmann , linux-kernel@vger.kernel.org, meissner@suse.de References: <20060606093456.GL4552@cip.informatik.uni-erlangen.de> <200606061351.08733.rjw@sisk.pl> In-Reply-To: <200606061351.08733.rjw@sisk.pl> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200606061355.04334.ak@suse.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Tuesday 06 June 2006 13:51, Rafael J. Wysocki wrote: > On Tuesday 06 June 2006 12:42, Andi Kleen wrote: > > Thomas Glanzmann writes: > > > > > Hello everyone, > > > I would like to use an AMD64 Opteron System with a 64 bit Linux Kernel, > > > but a 32 bit userland (Debian Sarge). I have a few questions about this: > > > > The main caveat is that iptables and ipsec need 64bit executables > > to be set up. The rest should work. > > Recently I've had a problem running wine with a 16-bit windows application > on a 64-bit kernel. I guess it's a wine's problem, then? At some point it worked - i ran 16bit solitaire and some other programs, but it's not regularly tested. When it works on a 32bit kernel with the same wine version it should work on the 64bit kernel too. If not it's likely a kernel bug. -Andi