Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751480AbWHJJd6 (ORCPT ); Thu, 10 Aug 2006 05:33:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751483AbWHJJd6 (ORCPT ); Thu, 10 Aug 2006 05:33:58 -0400 Received: from mailhub.sw.ru ([195.214.233.200]:3141 "EHLO relay.sw.ru") by vger.kernel.org with ESMTP id S1751480AbWHJJd6 (ORCPT ); Thu, 10 Aug 2006 05:33:58 -0400 Message-ID: <44DAFDCA.6090100@sw.ru> Date: Thu, 10 Aug 2006 13:35:06 +0400 From: Kirill Korotaev User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.13) Gecko/20060417 X-Accept-Language: en-us, en, ru MIME-Version: 1.0 To: Dave Jones CC: Alan Cox , Muli Ben-Yehuda , =?ISO-8859-1?Q?Bj=F6rn_Steinbrink?= , linux-kernel@vger.kernel.org, dev@openvz.org, stable@kernel.org Subject: Re: + sys_getppid-oopses-on-debug-kernel.patch added to -mm tree References: <200608081432.k78EWprf007511@shell0.pdx.osdl.net> <20060808143937.GA3953@rhun.haifa.ibm.com> <20060808145138.GA2720@atjola.homenet> <20060808145709.GB3953@rhun.haifa.ibm.com> <1155050547.5729.91.camel@localhost.localdomain> <44D8B048.8060103@sw.ru> <20060808163635.GF28990@redhat.com> <44D99901.20202@sw.ru> <20060809173830.GA10930@redhat.com> In-Reply-To: <20060809173830.GA10930@redhat.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 745 Lines: 16 > Then you're correct, vendors rarely turn this on :) > I do sometimes if I'm trying to chase down something particularly > difficult, and it usually gets me a bunch of mail from users > asking why 'everything got all slow', so it's a last-resort option > rather than a 'on all the time' option. Yeah, maybe it is a last resort option for users, but at least for internal testing it helps. We regularly run such debug kernel through testing cycle and it catches some races from time to time. Kirill - 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/