Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753221Ab2BTRGK (ORCPT ); Mon, 20 Feb 2012 12:06:10 -0500 Received: from mail-pz0-f46.google.com ([209.85.210.46]:43074 "EHLO mail-pz0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751298Ab2BTRGJ (ORCPT ); Mon, 20 Feb 2012 12:06:09 -0500 Date: Mon, 20 Feb 2012 09:06:03 -0800 From: Tejun Heo To: Meelis Roos Cc: Grant Likely , Rob Herring , sparclinux@vger.kernel.org, Linux Kernel list , sam@ravnborg.org Subject: Re: OF-related boot crash in 3.3.0-rc3-00188-g3ec1e88 Message-ID: <20120220170603.GC7836@mtj.dyndns.org> References: <20120213080618.GA11077@ponder.secretlab.ca> <20120213214623.GJ11077@ponder.secretlab.ca> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1721 Lines: 44 Hello, Meelis, Sam. Sorry about the delay. I've been pretty swamped lately. On Mon, Feb 20, 2012 at 11:11:05AM +0200, Meelis Roos wrote: > Finished bisecting on the other machine too (Sun Fire V100 where strlen > crashes): > > 7bd0b0f0da3b1ec11cbcc798eb0ef747a1184077 is the first bad commit > commit 7bd0b0f0da3b1ec11cbcc798eb0ef747a1184077 > Author: Tejun Heo > Date: Thu Dec 8 10:22:09 2011 -0800 > > memblock: Reimplement memblock allocation using reverse free area iterator > > Now that all early memory information is in memblock when enabled, we > can implement reverse free area iterator and use it to implement NUMA > aware allocator which is then wrapped for simpler variants instead of > the confusing and inefficient mending of information in separate NUMA > aware allocator. > > Implement for_each_free_mem_range_reverse(), use it to reimplement > memblock_find_in_range_node() which in turn is used by all allocators. > > The visible allocator interface is inconsistent and can probably use > some cleanup too. > > Signed-off-by: Tejun Heo > Cc: Benjamin Herrenschmidt > Cc: Yinghai Lu Hmmm.... So, different bisection results from two machines? That's a bit weird. I *think* this bisection result makes more sense. Can you please verify the bisection result on e2500 once more? Thanks. -- tejun -- 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/