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, 5 Aug 2001 21:18:42 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sun, 5 Aug 2001 21:18:32 -0400 Received: from [63.209.4.196] ([63.209.4.196]:23568 "EHLO neon-gw.transmeta.com") by vger.kernel.org with ESMTP id ; Sun, 5 Aug 2001 21:18:23 -0400 To: linux-kernel@vger.kernel.org From: "H. Peter Anvin" Subject: Re: /proc//maps getting _VERY_ long Date: 5 Aug 2001 18:17:47 -0700 Organization: Transmeta Corporation, Santa Clara CA Message-ID: <9kkr7r$mov$1@cesium.transmeta.com> In-Reply-To: <20010805171202.A20716@weta.f00f.org> <200108052341.f75Nfhx08227@penguin.transmeta.com> <20010805204143.A18899@alcove.wittsend.com> <9kkq9k$829$1@penguin.transmeta.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT Disclaimer: Not speaking for Transmeta in any way, shape, or form. Copyright: Copyright 2001 H. Peter Anvin - All Rights Reserved Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Followup to: <9kkq9k$829$1@penguin.transmeta.com> By author: torvalds@transmeta.com (Linus Torvalds) In newsgroup: linux.dev.kernel > > In article <20010805204143.A18899@alcove.wittsend.com>, > Michael H. Warfield wrote: > >On Sun, Aug 05, 2001 at 04:41:43PM -0700, Linus Torvalds wrote: > > > >> We could merge more, but I'm not interested in working around broken > > > > If it only causes problems for the broken app, that's fine. If it > >causes problems for the rest of the system, that could be bad. > > It only causes problem for the broken app. Even then, the problem is a > (likely undetectable) slowdown, or in the extreme case the kernel will > just tell it that "Ok, you've allocated enough, no more soup for you". > Do you count applications which selectively mprotect()'s memory (to trap SIGSEGV and maintain coherency with on-disk data structures) as "broken applications"? Such applications *can* use large amounts of mprotect()'s. -hpa -- at work, in private! "Unix gives you enough rope to shoot yourself in the foot." http://www.zytor.com/~hpa/puzzle.txt