From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 30 Jan 2001 15:53:26 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 30 Jan 2001 15:53:08 -0500 Received: from cold.fortyoz.org ([64.40.111.214]:32516 "HELO cold.fortyoz.org") by vger.kernel.org with SMTP id ; Tue, 30 Jan 2001 15:52:48 -0500 Date: Tue, 30 Jan 2001 12:53:18 -0800 From: David Raufeisen To: linux-kernel@vger.kernel.org Subject: Re: VT82C686A corruption with 2.4.x Message-ID: <20010130125318.B3186@fortyoz.org> Reply-To: David Raufeisen In-Reply-To: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.3.12i In-Reply-To: ; from "David D.W. Downey" on Tuesday, 30 January 2001, at 11:51:58 (-0800) X-Operating-System: Linux 2.2.17 i686 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org bash-2.04# dmesg | grep -i udma VP_IDE: VIA vt82c686a IDE UDMA66 controller on pci0:7.1 hda: 30015216 sectors (15368 MB) w/2048KiB Cache, CHS=1868/255/63, UDMA(66) hdb: 80041248 sectors (40981 MB) w/2048KiB Cache, CHS=4982/255/63, UDMA(66) hdc: ATAPI 52X CD-ROM drive, 192kB Cache, UDMA(33) bash-2.04# uname -a Linux prototype 2.4.1 #1 Tue Jan 30 01:45:38 PST 2001 i686 unknown bash-2.04# df -h Filesystem Size Used Avail Use% Mounted on /dev/hda2 14G 3.7G 10G 26% / /dev/hdb1 38G 20G 19G 51% /storage I dunno what you wanted to do by: > dd if=/dev/hda4 of=/tmp/testing.img bs=1024M count=2k Becuase it won't read 1024M into memory at once, says memory exhausted.. So I did.. bash-2.04# cd /storage bash-2.04# dd if=/dev/hda2 of=testing.img bs=1024k count=2000 2000+0 records in 2000+0 records out bash-2.04# ls -sh testing.img 2.0G testing.img bash-2.04# No problems here (nothing in dmesg, no crashing..) Course interactivity in X was total shit while dd was running =\. On Tuesday, 30 January 2001, at 11:51:58 (-0800), David D.W. Downey wrote: > > Actually what rumors are you hearing? > > Right now I can tell you from personal experience that the VIA VT82C686A > chipset is causing kernel deaths, corrupted data on my drives, and UDMA > issues (meaning that when I enable the UDMA support the kernel > CONSISTENTLY crashes.) > > This is all pre patch-2.4.1-pre11. I've not tested the new patch as of yet > as I was in a car accident and have not felt well enough to mess with > things. I will however be testing the new patch in about a half hour. The > test bed will be the SMP box I've been talking about on the list, Red Hat > 7.0 (only one that will install on the machine without dying instantly > during installation) and using the KGCC rather than the GCC that comes > with RH7. > > Supposedly there are a couple of other patches available to add as well, > but I'm not sure where they are exactly. I just downloaded the patch that > Voj gave (v3.20) for the VIA chipsets. > > > Nicholas, give me a bit and I'll let you know what's going on with my > tests here. I can consistently get the current kernel to die simply by > running > > dd if=/dev/hda4 of=/tmp/testing.img bs=1024M count=2k > > > TRy this on your box with the patch-2.4.1-pre11 added to the kernel source > and let me know what you get. Maybe we can work on this together. > > > David D.W. Downey > -- David Raufeisen Cell: (604) 818-3596 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/