Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752641AbXJWNw1 (ORCPT ); Tue, 23 Oct 2007 09:52:27 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751682AbXJWNwU (ORCPT ); Tue, 23 Oct 2007 09:52:20 -0400 Received: from mx1.redhat.com ([66.187.233.31]:39182 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751564AbXJWNwT (ORCPT ); Tue, 23 Oct 2007 09:52:19 -0400 Date: Tue, 23 Oct 2007 09:52:08 -0400 From: Rik van Riel To: Pavel Emelyanov Cc: Miklos Szeredi , akpm@linux-foundation.org, linux-kernel@vger.kernel.org, xemul@openvz.org, raven@themaw.net Subject: Re: futex strangeness in 2.6.23-mm1/UML Message-ID: <20071023095208.06c62f59@bree.surriel.com> In-Reply-To: <471DB710.1060603@openvz.org> References: <20071022145321.195d929b@bree.surriel.com> <20071022172926.03ca122a@bree.surriel.com> <20071022200742.6f3acbb2@bree.surriel.com> <20071022171624.0c00f8da.akpm@linux-foundation.org> <471DB710.1060603@openvz.org> Organization: Red Hat, Inc. X-Mailer: Claws Mail 2.9.1 (GTK+ 2.10.4; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1286 Lines: 35 On Tue, 23 Oct 2007 12:55:44 +0400 Pavel Emelyanov wrote: > I look at the 2.6.23-mm1 and see that there's one hunk lost. This > is the one Oleg re-sent some days ago (the mail thread subject was > 2.6.23-mm1 thread exit_group issue). Here it is (sent 13 oct 2007): > > --- kernel/fork.c~ 2007-10-13 15:41:35.000000000 +0400 > +++ kernel/fork.c 2007-10-13 15:41:41.000000000 +0400 > @@ -1443,6 +1443,9 @@ long do_fork(unsigned long clone_flags, > task_pid_nr_ns(p, current->nsproxy->pid_ns) : > task_pid_vnr(p); > > + if (clone_flags & CLONE_PARENT_SETTID) > + put_user(nr, parent_tidptr); > + > if (clone_flags & CLONE_VFORK) { > p->vfork_done = &vfork; > init_completion(&vfork); > > Please, try with this patch. The patch above fixes the issue for me. Autofs works again as expected. -- "Debugging is twice as hard as writing the code in the first place. Therefore, if you write the code as cleverly as possible, you are, by definition, not smart enough to debug it." - Brian W. Kernighan - 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/