From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752830Ab1HVNqo (ORCPT ); Mon, 22 Aug 2011 09:46:44 -0400 Received: from mx1.fusionio.com ([66.114.96.30]:52487 "EHLO mx1.fusionio.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752457Ab1HVNqm (ORCPT ); Mon, 22 Aug 2011 09:46:42 -0400 X-ASG-Debug-ID: 1314020801-03d6a50f480ba30001-xx1T2L X-Barracuda-Envelope-From: JAxboe@fusionio.com Message-ID: <4E525DBE.5020201@fusionio.com> Date: Mon, 22 Aug 2011 15:46:38 +0200 From: Jens Axboe MIME-Version: 1.0 To: Dave Jones CC: Linux Kernel Subject: Re: 3.1.0-rc2 block related lockdep report. References: <20110819215754.GA12746@redhat.com> X-ASG-Orig-Subj: Re: 3.1.0-rc2 block related lockdep report. In-Reply-To: <20110819215754.GA12746@redhat.com> Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit X-Barracuda-Connect: mail1.int.fusionio.com[10.101.1.21] X-Barracuda-Start-Time: 1314020801 X-Barracuda-URL: http://10.101.1.180:8000/cgi-mod/mark.cgi X-Barracuda-Bayes: INNOCENT GLOBAL 0.0000 1.0000 -2.0210 X-Barracuda-Spam-Score: -2.02 X-Barracuda-Spam-Status: No, SCORE=-2.02 using per-user scores of TAG_LEVEL=1000.0 QUARANTINE_LEVEL=1000.0 KILL_LEVEL=9.0 tests= X-Barracuda-Spam-Report: Code version 3.2, rules version 3.2.2.72503 Rule breakdown below pts rule name description ---- ---------------------- -------------------------------------------------- Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2011-08-19 23:57, Dave Jones wrote: > Just got this while running kvm. (this is from the host) This looks like a pcpu issue, not block related. We just happen to be one of the users of it. Regression? -- Jens Axboe