Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755563AbXIXGHF (ORCPT ); Mon, 24 Sep 2007 02:07:05 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751400AbXIXGGy (ORCPT ); Mon, 24 Sep 2007 02:06:54 -0400 Received: from fk-out-0910.google.com ([209.85.128.191]:18451 "EHLO fk-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751203AbXIXGGx (ORCPT ); Mon, 24 Sep 2007 02:06:53 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:user-agent:mime-version:to:cc:subject:references:in-reply-to:x-enigmail-version:content-type:content-transfer-encoding; b=AN0ibv9z5EzxtqS/AViZvBP9QCM9+bPkn+E5hk1uLrUPtWMhLgabXmg7z3+7hQAdTAd8TEtP/XQtE9sFvK/gA3hgtGukDT3YJz52il0wwS4ptMTcC6CBHBn6wo/3L0InFZ2kdGjO+nHOghCkF2PBgEK+5noMfgSUSDXG1ygZXPA= Message-ID: <46F753F5.7060707@gmail.com> Date: Mon, 24 Sep 2007 08:06:45 +0200 From: Jiri Slaby User-Agent: Thunderbird 2.0.0.6 (X11/20070728) MIME-Version: 1.0 To: Valdis.Kletnieks@vt.edu CC: Matt Mackall , Dave Airlie , Andi Kleen , Andrew Morton , linux-kernel@vger.kernel.org Subject: Re: X-freeze after clflush changes [Was: 2.6.23-rc6-mm1] References: <20070918011841.2381bd93.akpm@linux-foundation.org> <46F10B69.5070008@gmail.com> <46F10DCB.1090302@gmail.com> <46F13938.1070709@gmail.com> <20070919121017.0cbcbc30.akpm@linux-foundation.org> <20070919192453.GB18707@one.firstfloor.org> <21d7e9970709191842h3111390cl8f09745bed6bd8f9@mail.gmail.com> <20070920220604.GA17536@waste.org> <10207.1190394975@turing-police.cc.vt.edu> <46F3FF9C.7040200@gmail.com> <4109.1190403228@turing-police.cc.vt.edu> <46F41DC0.9060407@gmail.com> <46F41ED8.3020301@gmail.com> <18727.1190604314@turing-police.cc.vt.edu> In-Reply-To: <18727.1190604314@turing-police.cc.vt.edu> X-Enigmail-Version: 0.95.3 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1449 Lines: 36 On 09/24/2007 05:25 AM, Valdis.Kletnieks@vt.edu wrote: > On Fri, 21 Sep 2007 21:43:20 +0200, Jiri Slaby said: >> On 09/21/2007 09:38 PM, Jiri Slaby wrote: >>> It is rather the other user who adds the page to some other list while bein > g at >>> deferred_pages list. Could you try my debug patch >>> (http://lkml.org/lkml/2007/9/19/141)? >> or the whitespace non-damaged version: >> http://www.fi.muni.cz/~xslaby/sklad/pageattr_debug > > Gaak. Is that thing *supposed* to spew zillions of lines of output? Oh, probably yes. > Some of the hits we get (I'm wondering if anything after the first makes > any sense, or if we're just slowly watching the corruption spread - the > thing ended up near 23K lines long before I gave up and hit the poweroff > button because there was no end in sight): Yes. it's not perfect, most of them are false positives (It's OK). > (If there's something specific you want me to find in the output, > like "the first time we see XYZ", yell...) Heh :). The few last before the list corruption BUG (you have to have LIST_DEBUG enabled) -- but it seems you never reached that phase? regards, -- Jiri Slaby (jirislaby@gmail.com) Faculty of Informatics, Masaryk University - 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/