From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964855AbWETNrV (ORCPT ); Sat, 20 May 2006 09:47:21 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964856AbWETNrV (ORCPT ); Sat, 20 May 2006 09:47:21 -0400 Received: from vbn.0050556.lodgenet.net ([216.142.194.234]:46282 "EHLO vbn.0050556.lodgenet.net") by vger.kernel.org with ESMTP id S964855AbWETNrU (ORCPT ); Sat, 20 May 2006 09:47:20 -0400 Subject: Re: [PATCH] 2.6.16.16 Parameter-controlled mmap/stack randomization From: Arjan van de Ven To: John Richard Moser Cc: linux-kernel@vger.kernel.org In-Reply-To: <446E6A3B.8060100@comcast.net> References: <446E6A3B.8060100@comcast.net> Content-Type: text/plain Date: Sat, 20 May 2006 15:47:18 +0200 Message-Id: <1148132838.3041.3.camel@laptopd505.fenrus.org> Mime-Version: 1.0 X-Mailer: Evolution 2.2.3 (2.2.3-2.fc4) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2006-05-19 at 21:00 -0400, John Richard Moser wrote: > Any comments on this one? > > I'm trying to control the stack and heap randomization via command-line > parameters. why? this doesn't really sound like something that needs to be tunable to that extend; either it's on or it's off (which is tunable already), the exact amount should just be the right value. While I often disagree with the gnome desktop guys, they have some point when they say that if you can get it right you shouldn't provide a knob. (if we would put a knob on everything that is a value in the kernel we'd have five gazilion knobs)