From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sun, 12 May 2002 15:10:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sun, 12 May 2002 15:10:43 -0400 Received: from mark.mielke.cc ([216.209.85.42]:12292 "EHLO mark.mielke.cc") by vger.kernel.org with ESMTP id ; Sun, 12 May 2002 15:10:42 -0400 Date: Sun, 12 May 2002 15:04:49 -0400 From: Mark Mielke To: =?iso-8859-1?Q?Jakob_=D8stergaard?= , Elladan , Alexander Viro , Kasper Dupont , Linux-Kernel Subject: Re: [RFC] ext2 and ext3 block reservations can be bypassed Message-ID: <20020512150449.A5622@mark.mielke.cc> In-Reply-To: <20020512103432.A24018@eskimo.com> <20020512113730.A24085@eskimo.com> <20020512210202.B17334@unthought.net> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit User-Agent: Mutt/1.2.5.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sun, May 12, 2002 at 09:02:02PM +0200, Jakob Østergaard wrote: > On Sun, May 12, 2002 at 11:37:30AM -0700, Elladan wrote: > > Having unsupported security features is typically a bad idea. > I guess the point is that it is not a security feature. > The 5% default is good for ext2, since the filesystem will get heavily > fragmented if you fill it up more than ~95%. So it is a convenience > feature. I would place it as 'system crash avoidance' rather than 'convenience' or 'security'. If somebody purposefully tries to circumvent the 'system crash avoidance' feature, well... they could just as easily have said "while (1) fork;" and accomplished something similar. mark -- mark@mielke.cc/markm@ncf.ca/markm@nortelnetworks.com __________________________ . . _ ._ . . .__ . . ._. .__ . . . .__ | Neighbourhood Coder |\/| |_| |_| |/ |_ |\/| | |_ | |/ |_ | | | | | | \ | \ |__ . | | .|. |__ |__ | \ |__ | Ottawa, Ontario, Canada One ring to rule them all, one ring to find them, one ring to bring them all and in the darkness bind them... http://mark.mielke.cc/