Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934867AbXFFTjR (ORCPT ); Wed, 6 Jun 2007 15:39:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755804AbXFFTjA (ORCPT ); Wed, 6 Jun 2007 15:39:00 -0400 Received: from mga01.intel.com ([192.55.52.88]:46450 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751172AbXFFTjA (ORCPT ); Wed, 6 Jun 2007 15:39:00 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.16,390,1175497200"; d="scan'208";a="253994713" Date: Wed, 6 Jun 2007 12:35:14 -0700 From: "Siddha, Suresh B" To: "Darrick J. Wong" Cc: "Siddha, Suresh B" , linux-kernel@vger.kernel.org, ebiederm@xmission.com Subject: Re: Device hang when offlining a CPU due to IRQ misrouting Message-ID: <20070606193514.GN17143@linux-os.sc.intel.com> References: <20070605172310.GD17143@linux-os.sc.intel.com> <20070605173647.GC12782@tree.beaverton.ibm.com> <20070605181342.GE17143@linux-os.sc.intel.com> <20070605183300.GD12782@tree.beaverton.ibm.com> <20070605184015.GF17143@linux-os.sc.intel.com> <20070605200954.GE12782@tree.beaverton.ibm.com> <20070605211451.GG17143@linux-os.sc.intel.com> <20070605235707.GB16074@tree.beaverton.ibm.com> <20070606013759.GI17143@linux-os.sc.intel.com> <20070606185829.GA26062@tree.beaverton.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070606185829.GA26062@tree.beaverton.ibm.com> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1090 Lines: 27 On Wed, Jun 06, 2007 at 11:58:29AM -0700, Darrick J. Wong wrote: > On Tue, Jun 05, 2007 at 06:37:59PM -0700, Siddha, Suresh B wrote: > > On Tue, Jun 05, 2007 at 04:57:07PM -0700, Darrick J. Wong wrote: > > > On Tue, Jun 05, 2007 at 02:14:51PM -0700, Siddha, Suresh B wrote: > > > > > > > Can you send us your system's dmesg aswell as output of /proc/interrupts? > > > > > > http://sweaglesw.net/~djwong/docs/dmesg > > > http://sweaglesw.net/~djwong/docs/interrupts > > > > Didn't find anything wrong in that information. Can you try this > > appended debug patch and see if you see this error msg in dmesg, when you > > hit the bug? Thanks. > > I don't see that message. Weird. Then the bug can only happen if for some reason, "mask = map" didn't happen in fixup_irqs(). Can you send us the disassembly of the fixup_irqs()? thanks, suresh - 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/