Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758189Ab2JZKYX (ORCPT ); Fri, 26 Oct 2012 06:24:23 -0400 Received: from mail-ee0-f46.google.com ([74.125.83.46]:39033 "EHLO mail-ee0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755501Ab2JZKYV (ORCPT ); Fri, 26 Oct 2012 06:24:21 -0400 Date: Fri, 26 Oct 2012 12:24:15 +0200 From: Ingo Molnar To: Zhouping Liu Cc: Peter Zijlstra , Rik van Riel , Andrea Arcangeli , Mel Gorman , Johannes Weiner , Thomas Gleixner , Linus Torvalds , Andrew Morton , linux-kernel@vger.kernel.org, linux-mm@kvack.org, CAI Qian Subject: Re: [PATCH 00/31] numa/core patches Message-ID: <20121026102415.GA3382@gmail.com> References: <20121025121617.617683848@chello.nl> <508A52E1.8020203@redhat.com> <1351242480.12171.48.camel@twins> <20121026092048.GA628@gmail.com> <508A63D7.1000704@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <508A63D7.1000704@redhat.com> 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: 1906 Lines: 47 * Zhouping Liu wrote: > On 10/26/2012 05:20 PM, Ingo Molnar wrote: > >* Peter Zijlstra wrote: > > > >>On Fri, 2012-10-26 at 17:07 +0800, Zhouping Liu wrote: > >>>[ 180.918591] RIP: 0010:[] [] mem_cgroup_prepare_migration+0xba/0xd0 > >>>[ 182.681450] [] do_huge_pmd_numa_page+0x180/0x500 > >>>[ 182.775090] [] handle_mm_fault+0x1e9/0x360 > >>>[ 182.863038] [] __do_page_fault+0x172/0x4e0 > >>>[ 182.950574] [] ? __switch_to_xtra+0x163/0x1a0 > >>>[ 183.041512] [] ? __switch_to+0x3ce/0x4a0 > >>>[ 183.126832] [] ? __schedule+0x3c6/0x7a0 > >>>[ 183.211216] [] do_page_fault+0xe/0x10 > >>>[ 183.293705] [] page_fault+0x28/0x30 > >>Johannes, this looks like the thp migration memcg hookery gone bad, > >>could you have a look at this? > >Meanwhile, Zhouping Liu, could you please not apply the last > >patch: > > > > [PATCH] sched, numa, mm: Add memcg support to do_huge_pmd_numa_page() > > > >and see whether it boots/works without that? > > Hi Ingo, > > your supposed is right, after reverting the 31st patch(sched, numa, > mm: Add memcg support to do_huge_pmd_numa_page()) > the issue is gone, thank you. The tested bits you can find in the numa/core tree: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git numa/core It includes all changes (patches #1-#30) except patch #31 - I wanted to test and apply that last patch today, but won't do it now that you've reported this regression. Thanks, Ingo -- 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/