From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262532AbUDLFtO (ORCPT ); Mon, 12 Apr 2004 01:49:14 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262606AbUDLFtO (ORCPT ); Mon, 12 Apr 2004 01:49:14 -0400 Received: from cpe-24-221-190-179.ca.sprintbbd.net ([24.221.190.179]:51114 "EHLO myware.akkadia.org") by vger.kernel.org with ESMTP id S262532AbUDLFtN (ORCPT ); Mon, 12 Apr 2004 01:49:13 -0400 Message-ID: <407A2DAC.3080802@redhat.com> Date: Sun, 11 Apr 2004 22:48:28 -0700 From: Ulrich Drepper Organization: Red Hat, Inc. User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7b) Gecko/20040409 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Manfred Spraul , Andrew Morton , Linux Kernel Subject: message queue limits X-Enigmail-Version: 0.83.5.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Something has to change in the way message queues are created. Currently it is possible for an unprivileged user to exhaust all mq slots so that only root can create a few more. Any other unprivileged user has no change to create anything. I think it is necessary to create a per-user limit instead of a system-wide limit. -- ➧ Ulrich Drepper ➧ Red Hat, Inc. ➧ 444 Castro St ➧ Mountain View, CA ❖