Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754254Ab1DUUdf (ORCPT ); Thu, 21 Apr 2011 16:33:35 -0400 Received: from mail.aknet.ru ([78.158.192.28]:47376 "EHLO mail.aknet.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753417Ab1DUUdd (ORCPT ); Thu, 21 Apr 2011 16:33:33 -0400 Message-ID: <4DB0945A.7010903@aknet.ru> Date: Fri, 22 Apr 2011 00:32:26 +0400 From: Stas Sergeev User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.15) Gecko/20110307 Fedora/3.1.9-0.39.b3pre.fc14 Thunderbird/3.1.9 MIME-Version: 1.0 To: Oleg Nesterov CC: Alan Cox , Linux kernel Subject: Re: [path][rfc] add PR_DETACH prctl command [2/2] References: <20110405151549.GB17490@redhat.com> <4D9B4265.6080403@aknet.ru> <20110405164557.GA23248@redhat.com> <4DADA22A.1010205@aknet.ru> <20110419155830.7ad33312@lxorguk.ukuu.org.uk> <4DADA581.9060700@aknet.ru> <20110419165429.71cb1508@lxorguk.ukuu.org.uk> <4DAEDC3F.5010208@aknet.ru> <20110420165023.GA24455@redhat.com> <4DB000A6.5060409@aknet.ru> <20110421201537.GB12248@redhat.com> In-Reply-To: <20110421201537.GB12248@redhat.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 899 Lines: 23 22.04.2011 00:15, Oleg Nesterov wrote: > Stas, I bet you didn't test your patch. Not with ptrace, yes. :( > If the old parent traces the child What is "old parent" without reparenting? > Oh. And I bet there are other problems. Say, exec can change the leader... > Easy to fix, but note that we need more and more stupid pr_detached special > cases. > > Stas, sorry. I am not going to looks at the next versions. Until you > convince lkml we need this feature. OK, if you think there are really to much cases that I missed, then this patch might be really more intrusive than I suspected. I got tired of it too, so fare well. :) Thanks for your time. -- 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/