Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755161AbXKBHzm (ORCPT ); Fri, 2 Nov 2007 03:55:42 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752592AbXKBHzf (ORCPT ); Fri, 2 Nov 2007 03:55:35 -0400 Received: from sacred.ru ([62.205.161.221]:60754 "EHLO sacred.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752709AbXKBHze (ORCPT ); Fri, 2 Nov 2007 03:55:34 -0400 Message-ID: <472AD7D6.80900@openvz.org> Date: Fri, 02 Nov 2007 10:55:02 +0300 From: Pavel Emelyanov User-Agent: Thunderbird 2.0.0.6 (X11/20070728) MIME-Version: 1.0 To: Ulrich Drepper CC: Ingo Molnar , Linus Torvalds , Andrew Morton , linux-kernel@vger.kernel.org Subject: Re: [patch] PID namespace design bug, workaround References: <20071101144307.GA29566@elte.hu> <4729E7E4.8070208@openvz.org> <4729E936.4040400@redhat.com> <4729EB3C.9050102@openvz.org> <472A6D91.1020300@redhat.com> In-Reply-To: <472A6D91.1020300@redhat.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Greylist: Sender succeeded SMTP AUTH authentication, not delayed by milter-greylist-3.0 (sacred.ru [62.205.161.221]); Fri, 02 Nov 2007 10:55:08 +0300 (MSK) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1215 Lines: 39 Ulrich Drepper wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Pavel Emelyanov wrote: >> The "fix" I mention is just returning -EINVAL in case user orders >> CLONE_NEWPIDS > > That is the "fix" you were referring to? I was hoping you have a sketch > for a real solution. If nobody can think of a way to fix this PID Looks like we misunderstood each other. Can you please elaborate on what exactly is broken in pid namespaces? > namespaces are IMO not something which should go in at all. We (mainly me and Sukadev) are fixing the issues we are aware of, but looks like somebody found something and didn't notify the authors about it. Thanks, Pavel > - -- > ➧ Ulrich Drepper ➧ Red Hat, Inc. ➧ 444 Castro St ➧ Mountain View, CA ❖ > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.4.7 (GNU/Linux) > > iD8DBQFHKm2R2ijCOnn/RHQRAgjXAKCkU9lcWC9aTR0nG89x47AZO9pVfwCgiaVC > /Giyp+en+VbtfFyD8D6v4Xk= > =RnIw > -----END PGP SIGNATURE----- > - 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/