From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail203.messagelabs.com (mail203.messagelabs.com [216.82.254.243]) by kanga.kvack.org (Postfix) with ESMTP id 4B2BE6B0207 for ; Fri, 2 Apr 2010 02:48:04 -0400 (EDT) Received: from il06vts02.mot.com (il06vts02.mot.com [129.188.137.142]) by mdgate1.mot.com (8.14.3/8.14.3) with SMTP id o326mI6u021907 for ; Fri, 2 Apr 2010 00:48:18 -0600 (MDT) Received: from mail-gy0-f182.google.com (mail-gy0-f182.google.com [209.85.160.182]) by mdgate1.mot.com (8.14.3/8.14.3) with ESMTP id o326mHSM021898 (version=TLSv1/SSLv3 cipher=RC4-MD5 bits=128 verify=OK) for ; Fri, 2 Apr 2010 00:48:18 -0600 (MDT) Received: by gyg10 with SMTP id 10so412215gyg.27 for ; Thu, 01 Apr 2010 23:48:00 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: References: Date: Fri, 2 Apr 2010 14:48:00 +0800 Message-ID: Subject: Re: [Question] race condition in mm/page_alloc.c regarding page->lru? From: TAO HU Content-Type: text/plain; charset=ISO-8859-1 Sender: owner-linux-mm@kvack.org To: Minchan Kim Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, "Ye Yuan.Bo-A22116" , Chang Qing-A21550 , linux-arm-kernel@lists.infradead.org, Mel Gorman List-ID: Hi, Minchan Kim It is hard to reproduce the problem. We only observed it twice in the past month. And it randomly occurred a few more times before. So I'm afraid neither git-bisect nor QEMU-goldfish would help. On Fri, Apr 2, 2010 at 1:13 PM, Minchan Kim wrote: > On Fri, Apr 2, 2010 at 12:51 PM, TAO HU wrote: >> 2 patches related to page_alloc.c were applied. >> Does anyone see a connection between the 2 patches and the panic? > > Seem to not related to the problem. > I don't have seen the problem before. > > Could you git-bisect to make sure which patch makes bug? > Is it reproducible? > Can I reproduce it in QEMU-goldfish? > > -- > Kind regards, > Minchan Kim > -- 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