From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pd0-f175.google.com (mail-pd0-f175.google.com [209.85.192.175]) by kanga.kvack.org (Postfix) with ESMTP id 955C26B0035 for ; Thu, 6 Feb 2014 05:03:05 -0500 (EST) Received: by mail-pd0-f175.google.com with SMTP id w10so1512868pde.20 for ; Thu, 06 Feb 2014 02:03:05 -0800 (PST) Received: from song.cn.fujitsu.com ([222.73.24.84]) by mx.google.com with ESMTP id ez5si512090pab.193.2014.02.06.02.03.02 for ; Thu, 06 Feb 2014 02:03:04 -0800 (PST) Message-ID: <52F35E71.3030105@cn.fujitsu.com> Date: Thu, 06 Feb 2014 18:05:37 +0800 From: Tang Chen MIME-Version: 1.0 Subject: Re: WARNING: at arch/x86/kernel/smpboot.c:324 topology_sane() References: <20140206094428.GC17971@localhost> In-Reply-To: <20140206094428.GC17971@localhost> Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=ISO-8859-1; format=flowed Sender: owner-linux-mm@kvack.org List-ID: To: Fengguang Wu Cc: Wen Congyang , Linux Memory Management List , LKML , Tang Chen , Tang Chen On 02/06/2014 05:44 PM, Fengguang Wu wrote: > Hi Tang, > > We noticed the below warning and the first bad commit is > > commit e8d1955258091e4c92d5a975ebd7fd8a98f5d30f > Author: Tang Chen > AuthorDate: Fri Feb 22 16:33:44 2013 -0800 > Commit: Linus Torvalds > CommitDate: Sat Feb 23 17:50:14 2013 -0800 > > acpi, memory-hotplug: parse SRAT before memblock is ready Hi Wu, This patch has been droped a long time ago. It is not in the latest kernel. Now the memory hotplug implementation is done in a different way. Thanks. > > arch/x86/kernel/setup.c | 13 +++++++++---- > arch/x86/mm/numa.c | 6 ++++-- > drivers/acpi/numa.c | 23 +++++++++++++---------- > include/linux/acpi.h | 8 ++++++++ > 4 files changed, 34 insertions(+), 16 deletions(-) > > [ 0.845092] smpboot: Booting Node 1, Processors #1 > [ 0.864812] masked ExtINT on CPU#1 > [ 0.868706] CPU1: Thermal LVT vector (0xfa) already installed > [ 0.875158] ------------[ cut here ]------------ > [ 0.880330] WARNING: at arch/x86/kernel/smpboot.c:324 topology_sane.isra.2+0x6b/0x7c() > [ 0.891505] Hardware name: S2600CP > [ 0.895314] sched: CPU #1's llc-sibling CPU #0 is not on the same node! [node: 1 != 0]. Ignoring dependency. > > [ 0.906295] Modules linked in: > [ 0.909927] Pid: 0, comm: swapper/1 Not tainted 3.8.0-06530-ge8d1955 #1 > [ 0.917314] Call Trace: > [ 0.920055] [] ? topology_sane.isra.2+0x6b/0x7c > [ 0.926963] [] warn_slowpath_common+0x81/0x99 > [ 0.933667] [] warn_slowpath_fmt+0x4c/0x4e > [ 0.940092] [] ? calibrate_delay+0xae/0x4ba > [ 0.946612] [] ? __mcheck_cpu_init_timer+0x4a/0x4f > [ 0.953799] [] topology_sane.isra.2+0x6b/0x7c > [ 0.960509] [] set_cpu_sibling_map+0x28c/0x43a > [ 0.967308] [] start_secondary+0x1ae/0x276 > [ 0.973742] ---[ end trace db722b2086ba6d20 ]--- > [ 0.999234] OK > [ 1.001655] smpboot: Booting Node 0, Processors #2 > > Full dmesg and kconfig are attached. > > Thanks, > Fengguang -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org