From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jens Axboe <axboe@suse.de>
Subject: Re: kernel 2.6.6 amd8111 dma bugs
Date: Sat, 29 May 2004 09:42:45 +0200
Sender: linux-ide-owner@vger.kernel.org
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To: Dan Hollis <goemon@anime.net>
Cc: linux-ide@vger.kernel.org

On Fri, May 28 2004, Dan Hollis wrote:
> replies to email as i'm not subscribed to the list.
> 
> There seem to be regular dma timeouts:
> 
> hdc: dma_timer_expiry: dma status == 0x24
> hdc: DMA interrupt recovery
> hdc: lost interrupt
> hda: dma_timer_expiry: dma status == 0x24
> hda: DMA interrupt recovery
> hda: lost interrupt
> 
> Hardware:
> 
> Opteron 140, Tyan Tomcat K8S (S2850)

Try disabling ACPI (in .config or boot acpi=off iirc)

-- 
Jens Axboe