Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755670AbZIUJCh (ORCPT ); Mon, 21 Sep 2009 05:02:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755565AbZIUJCf (ORCPT ); Mon, 21 Sep 2009 05:02:35 -0400 Received: from e28smtp08.in.ibm.com ([59.145.155.8]:58235 "EHLO e28smtp08.in.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755562AbZIUJCe (ORCPT ); Mon, 21 Sep 2009 05:02:34 -0400 Message-ID: <4AB74129.90402@in.ibm.com> Date: Mon, 21 Sep 2009 14:32:33 +0530 From: Sachin Sant User-Agent: Thunderbird 2.0.0.22 (X11/20090609) MIME-Version: 1.0 To: Mel Gorman CC: Tejun Heo , Pekka Enberg , Nick Piggin , Christoph Lameter , heiko.carstens@de.ibm.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Andrew Morton , Benjamin Herrenschmidt Subject: Re: [PATCH 1/3] slqb: Do not use DEFINE_PER_CPU for per-node data References: <1253302451-27740-1-git-send-email-mel@csn.ul.ie> <1253302451-27740-2-git-send-email-mel@csn.ul.ie> <84144f020909200145w74037ab9vb66dae65d3b8a048@mail.gmail.com> <4AB5FD4D.3070005@kernel.org> <4AB5FFF8.7000602@cs.helsinki.fi> <4AB6508C.4070602@kernel.org> <4AB739A6.5060807@in.ibm.com> <20090921084248.GC12726@csn.ul.ie> In-Reply-To: <20090921084248.GC12726@csn.ul.ie> Content-Type: text/plain; charset=ISO-8859-15; 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: 1346 Lines: 50 Mel Gorman wrote: >> I applied the three patches from Mel and one from Tejun. >> > > Thanks Sachin > > Was there any useful result from Tejun's patch applied on its own? > Haven't tried with just the patch from Tejun. I will give this a try. I might not get a chance to test this until late in the evening my time. (Today being a holiday for me ) >> Tejun, the above hang looks exactly the same as the one >> i have reported here : >> >> http://lists.ozlabs.org/pipermail/linuxppc-dev/2009-September/075791.html >> >> This particular hang was bisected to the following patch >> >> powerpc64: convert to dynamic percpu allocator >> >> This hang can be recreated without SLQB. So i think this is a different >> problem. >> >> > > Was that bug ever resolved? > The bug was still present with git9(78f28b..). With latest git git10(ebc79c4 ..)i haven't tested it yet because of perf counter build errors. Thanks -Sachin -- --------------------------------- Sachin Sant IBM Linux Technology Center India Systems and Technology Labs Bangalore, India --------------------------------- -- 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/