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Date: Sat, 01 Mar 2008 11:07:36 -0800
From: Stephen Hurd <shurd@sasktel.net>
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To: Dick Hoogendijk <dick@nagual.nl>
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Cc: freebsd-stable@freebsd.org
Subject: Re: ad0 READ_DMA TIMEOUT errors on install of 7.0-RELEASE
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Dick Hoogendijk wrote:
> On Fri, 29 Feb 2008 15:39:11 -0800
> Stephen Hurd <hurds@sasktel.net> wrote:
>   
>> As a workaround, adding the line:
>> hw.ata.ata_dma="0"
>> To /boot/loader.conf will disable DMA and prevent the hangs that are
>> caused by the DMA timeouts.
>>     
>
> Yeah, but having dma=1 makes the system faster, doesn't it?
>   

It would if it worked, yes.  But given a choice between fast and broken 
and slow and working, I find the decision pretty simple.  :-)