From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264122AbTEORSj (ORCPT ); Thu, 15 May 2003 13:18:39 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264124AbTEORSj (ORCPT ); Thu, 15 May 2003 13:18:39 -0400 Received: from 12-250-182-80.client.attbi.com ([12.250.182.80]:19978 "EHLO sonny.eddelbuettel.com") by vger.kernel.org with ESMTP id S264122AbTEORSi (ORCPT ); Thu, 15 May 2003 13:18:38 -0400 Date: Thu, 15 May 2003 12:31:28 -0500 From: Dirk Eddelbuettel To: linux-kernel@vger.kernel.org Subject: Re: Tyan 2466 SMP lock with 2.4.21-rc1, HIGHMEM + heavy disk i/o Message-ID: <20030515173128.GA10318@sonny.eddelbuettel.com> References: <20030501135228.GA19643@sonny.eddelbuettel.com> <20030510134215.GA16397@sonny.eddelbuettel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20030510134215.GA16397@sonny.eddelbuettel.com> User-Agent: Mutt/1.3.28i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sat, May 10, 2003 at 08:42:15AM -0500, Dirk Eddelbuettel wrote: > > System: > Tyan 2466 MPX board, 2 Athlon 1800MP, bios 1.01 from March 2002 > 1 gb ram, ibm + maxtor ide disks, ide cdrom + cdrw > ati rage 128, sb pci 128, on-board 3c905 nic, ps/2 mouse > no other cards > hardware configuration unaltered since June of last year > > Enabling or disabling the HIGHME patch is enough to trigger/suppress > hard locking. When HIGHMEM is enabled, locking occurs very easily when > trying to copy a (cloop-mounted) Knoppix image, or even when compiling > a kernel. As a follow-up, 2.4.21-rc2 looks fine so far. The only other change was to enable support the proper mobo i/o chipset, which I should have done earlier. Dirk > I run fairly stock kernels (from Debian kernel source packages) with the > win4lin patch as the only external patch. ACPI is disabled. Disk access is > not tuned in any way, DMA gets enabled by default. > > Dirk > > -- > Don't drink and derive. Alcohol and algebra don't mix. -- Don't drink and derive. Alcohol and algebra don't mix.