Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753079AbZG1OtA (ORCPT ); Tue, 28 Jul 2009 10:49:00 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751275AbZG1OtA (ORCPT ); Tue, 28 Jul 2009 10:49:00 -0400 Received: from one.firstfloor.org ([213.235.205.2]:47162 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751209AbZG1Os7 (ORCPT ); Tue, 28 Jul 2009 10:48:59 -0400 Date: Tue, 28 Jul 2009 16:48:54 +0200 From: Andi Kleen To: Brad Spengler Cc: Andi Kleen , Alan Cox , James Morris , James Carter , Eric Paris , linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, selinux@tycho.nsa.gov, Stephen Smalley , Daniel J Walsh , cl@linux-foundation.org, Arjan van de Ven , kees@outflux.net, Chad Sellers , Tetsuo Handa , mingo@elte.hu Subject: Re: mmap_min_addr and your local LSM (ok, just SELinux) Message-ID: <20090728144854.GN15310@basil.fritz.box> References: <1248132223.2654.278.camel@localhost> <1248187482.19456.90.camel@moss-lions.epoch.ncsc.mil> <20090728011943.589176cb@lxorguk.ukuu.org.uk> <87zlapgo2u.fsf@basil.nowhere.org> <20090728110028.31fa9a6f@lxorguk.ukuu.org.uk> <20090728112137.GF15310@basil.fritz.box> <20090728133547.GA23858@grsecurity.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20090728133547.GA23858@grsecurity.net> User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 659 Lines: 18 On Tue, Jul 28, 2009 at 09:35:47AM -0400, Brad Spengler wrote: > > If you use all available break points (making all gdb users unhappy) > > then you could still only cover 64 bytes on 64bit, 32 on 32bit. > > Might want to double-check that math I think ;) Good catch. I was off by one bit. It's 32 / 16. Doesn't change the result I would guess though. -Andi -- ak@linux.intel.com -- Speaking for myself only. -- 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/