From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753185AbVHHBIb (ORCPT ); Sun, 7 Aug 2005 21:08:31 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753186AbVHHBIb (ORCPT ); Sun, 7 Aug 2005 21:08:31 -0400 Received: from smtp.osdl.org ([65.172.181.4]:27105 "EHLO smtp.osdl.org") by vger.kernel.org with ESMTP id S1753185AbVHHBIa (ORCPT ); Sun, 7 Aug 2005 21:08:30 -0400 Date: Sun, 7 Aug 2005 18:08:28 -0700 From: Chris Wright To: Zachary Amsden Cc: Chris Wright , Andrew Morton , "Martin J. Bligh" , linux-kernel@vger.kernel.org, Pratap Subrahmanyam Subject: Re: [PATCH] abstract out bits of ldt.c Message-ID: <20050808010828.GU7762@shell0.pdx.osdl.net> References: <372830000.1123456808@[10.10.2.4]> <20050807234411.GE7991@shell0.pdx.osdl.net> <374910000.1123459025@[10.10.2.4]> <20050807174129.20c7202f.akpm@osdl.org> <20050808004645.GT7762@shell0.pdx.osdl.net> <42F6AF8E.60107@vmware.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <42F6AF8E.60107@vmware.com> User-Agent: Mutt/1.5.6i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org * Zachary Amsden (zach@vmware.com) wrote: > Does Xen assume page aligned descriptor tables? I assume from this Yes. > patch and snippets I have gathered from others, that is a yes, and other > things here imply that DT pages are not shadowed. If so, Xen itself > must have live segments in the GDT pages, so how do you allocate space > for the per-CPU GDT pages on SMP? early during boot. > I think introducing mach-xen headers is a bit premature though - lets > get the interface nailed down first so that the hypervisor developers > have time to settle the include/asm-i386/mach-xxx files without dealing > unneeded churn onto the maintainers. I don't think there's any point in putting mach-xen stuff in either. Can we please discuss these patches in some sane way (say on the virutalization list) so we're not cross-firing at each other. It's just going to be too messy otherwiswe. thanks, -chris