Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753513Ab2HCRQy (ORCPT ); Fri, 3 Aug 2012 13:16:54 -0400 Received: from mail-yx0-f174.google.com ([209.85.213.174]:38599 "EHLO mail-yx0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752275Ab2HCRQw (ORCPT ); Fri, 3 Aug 2012 13:16:52 -0400 MIME-Version: 1.0 In-Reply-To: References: <20120323190855.GA27213@www.outflux.net> <87pq7935w2.fsf@xmission.com> <20120803110247.GB11952@moon> <501BC62A.4090308@parallels.com> Date: Fri, 3 Aug 2012 10:16:50 -0700 X-Google-Sender-Auth: AJJpFnLv3WESWG6OrY6tB2JPD34 Message-ID: Subject: Re: [PATCH v2] futex: mark get_robust_list as deprecated From: Kees Cook To: "Eric W. Biederman" Cc: Pavel Emelyanov , Cyrill Gorcunov , richard -rw- weinberger , Thomas Gleixner , "linux-kernel@vger.kernel.org" , Randy Dunlap , Darren Hart , Peter Zijlstra , Andrew Morton , Jiri Kosina , David Howells , "Serge E. Hallyn" , "linux-doc@vger.kernel.org" , "kernel-hardening@lists.openwall.com" , "spender@grsecurity.net" Content-Type: text/plain; charset=ISO-8859-1 X-System-Of-Record: true Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 831 Lines: 28 Right, I'm satisfied with the ptrace_may_access check that was added. The deprecation was suggested as an additional change. I'm okay keeping the syscall if someone actually needs it. :) -Kees On Fri, Aug 3, 2012 at 5:58 AM, Eric W. Biederman wrote: > The permissions on the syscall were fixed them withR ptrace_may_access. > > We have identified two legitimate use cases. > > It looks like it is time for someone to generate the path to remove the depreciation. > > Who is up for writing and testing that patch? > > Eric > -- Kees Cook Chrome OS Security -- 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/