From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754183Ab2LCNCf (ORCPT ); Mon, 3 Dec 2012 08:02:35 -0500 Received: from mail-ea0-f174.google.com ([209.85.215.174]:60123 "EHLO mail-ea0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751238Ab2LCNCe (ORCPT ); Mon, 3 Dec 2012 08:02:34 -0500 Message-ID: <50BCA2E4.8050600@suse.cz> Date: Mon, 03 Dec 2012 14:02:28 +0100 From: Jiri Slaby User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/17.0 Thunderbird/17.0 MIME-Version: 1.0 To: "Kirill A. Shutemov" CC: linux-mm@kvack.org, LKML , David Rientjes , Bob Liu , Andrew Morton , Andrea Arcangeli Subject: Re: [PATCH 0/2] kernel BUG at mm/huge_memory.c:212! References: <50B52E17.8020205@suse.cz> <1354287821-5925-1-git-send-email-kirill.shutemov@linux.intel.com> In-Reply-To: <1354287821-5925-1-git-send-email-kirill.shutemov@linux.intel.com> X-Enigmail-Version: 1.4.6 Content-Type: text/plain; charset=ISO-8859-2 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11/30/2012 04:03 PM, Kirill A. Shutemov wrote: > From: "Kirill A. Shutemov" > > Hi Jiri, > > Sorry for late answer. It took time to reproduce and debug the issue. > > Could you test two patches below by thread. I expect it to fix both > issues: put_huge_zero_page() and Bad rss-counter state. Hi, yes, since applying the patches on the last Thu, it didn't recur. > Kirill A. Shutemov (2): > thp: fix anononymous page accounting in fallback path for COW of HZP > thp: avoid race on multiple parallel page faults to the same page > > mm/huge_memory.c | 30 +++++++++++++++++++++++++----- > 1 file changed, 25 insertions(+), 5 deletions(-) thanks, -- js suse labs