From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758238AbZJLVM6 (ORCPT ); Mon, 12 Oct 2009 17:12:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758224AbZJLVM6 (ORCPT ); Mon, 12 Oct 2009 17:12:58 -0400 Received: from wavehammer.waldi.eu.org ([82.139.201.20]:33095 "EHLO wavehammer.waldi.eu.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758208AbZJLVM4 (ORCPT ); Mon, 12 Oct 2009 17:12:56 -0400 Date: Mon, 12 Oct 2009 23:12:58 +0200 From: Bastian Blank To: Ingo Molnar Cc: Jeremy Fitzhardinge , Ingo Molnar , the arch/x86 maintainers , Stable Kernel , Linux Kernel Mailing List , Xen-devel Subject: Re: [Xen-devel] Re: [PATCH] xen: Disable stack protector for irq helper Message-ID: <20091012211258.GA21213@wavehammer.waldi.eu.org> Mail-Followup-To: Bastian Blank , Ingo Molnar , Jeremy Fitzhardinge , Ingo Molnar , the arch/x86 maintainers , Stable Kernel , Linux Kernel Mailing List , Xen-devel References: <4AC92A65.40806@goop.org> <20091005013517.GA6081@wavehammer.waldi.eu.org> <4ACA2AFD.4080305@goop.org> <20091005224310.GA32144@wavehammer.waldi.eu.org> <4ACA90F2.1060909@goop.org> <20091006033050.GA6332@wavehammer.waldi.eu.org> <4ACB93F8.5010900@goop.org> <20091007163521.GA17998@wavehammer.waldi.eu.org> <4ACD3346.3010307@goop.org> <20091012205208.GE17163@elte.hu> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20091012205208.GE17163@elte.hu> User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Oct 12, 2009 at 10:52:08PM +0200, Ingo Molnar wrote: > ping - any update about this fix? Since it fixes a real crash it would > be nice to fix this for .32. It works nicely. But IMHO this whole infrastructure should go for now, at least until gcc is able to produce functions with this call convention on its own. Or it needs to be restricted to only assembler functions. The other users of this may only work because the stack protector is already disabled for arch/x86/xen/mmu.o. Bastian -- Men will always be men -- no matter where they are. -- Harry Mudd, "Mudd's Women", stardate 1329.8