From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932642AbXCEN4X (ORCPT ); Mon, 5 Mar 2007 08:56:23 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932697AbXCEN4X (ORCPT ); Mon, 5 Mar 2007 08:56:23 -0500 Received: from mx2.mail.elte.hu ([157.181.151.9]:54172 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932642AbXCEN4W (ORCPT ); Mon, 5 Mar 2007 08:56:22 -0500 Date: Mon, 5 Mar 2007 14:48:03 +0100 From: Ingo Molnar To: Andi Kleen Cc: Rusty Russell , Andrew Morton , linux-kernel@vger.kernel.org, Roland McGrath , virtualization Subject: Re: [patch] paravirt: VDSO page is essential Message-ID: <20070305134803.GA31327@elte.hu> References: <20070305120631.GA14105@elte.hu> <1173101297.26165.39.camel@localhost.localdomain> <20070305143437.GF22829@bingen.suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070305143437.GF22829@bingen.suse.de> User-Agent: Mutt/1.4.2.2i X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -2.0 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-2.0 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.1.7 -2.0 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org * Andi Kleen wrote: > > VDSO is only a problem if (1) the hypervisor wants to reserve the > > top virtual address space (CONFIG_PARAVIRT=y), and (2) the glibc is > > old and > > It broke the boot even with native hardware, no hypervisor yeah - i just sent the fix for that regression - by making CONFIG_COMPAT_VDSO usable again. basically, we want to avoid all the compatibility mess that exists on the hypervisor side to enter the Linux kernel. Ingo