Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754713Ab2KWRpY (ORCPT ); Fri, 23 Nov 2012 12:45:24 -0500 Received: from mx1.redhat.com ([209.132.183.28]:11673 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754020Ab2KWRpW (ORCPT ); Fri, 23 Nov 2012 12:45:22 -0500 Date: Fri, 23 Nov 2012 18:45:29 +0100 From: Oleg Nesterov To: Amnon Shiloh Cc: Pavel Emelyanov , Cyrill Gorcunov , Steven Rostedt , Frederic Weisbecker , Ingo Molnar , Peter Zijlstra , linux-kernel@vger.kernel.org Subject: Re: vdso && cr (Was: arch_check_bp_in_kernelspace: fix the range Message-ID: <20121123174529.GB3361@redhat.com> References: <50AE91AD.1090709@parallels.com> <20121123002021.9A78159206F@miso.sublimeip.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20121123002021.9A78159206F@miso.sublimeip.com> 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 Content-Length: 636 Lines: 23 Amnon, I am going to "ignore" this thread because this is not my area and I can't help anyway. Just one note: On 11/23, Amnon Shiloh wrote: > > The solution can be to hold all catched signals while in the VDSO page. > ... > > 1) + introduce a kernel feature to prevent > catching signals within the VDSO page (probably a new prctl, > or make it the default) Sorry, never ;) Oleg. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/