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Date: Thu, 16 Nov 2000 17:41:33 -0800 (PST)
From: Andre Hedrick <andre@linux-ide.org>
To: Anton Altaparmakov <aia21@cam.ac.uk>
cc: linux-kernel@vger.kernel.org
Subject: Re: sorted - was: How to add a drive to DMA black list?
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On Fri, 17 Nov 2000, Anton Altaparmakov wrote:

> I am sure you knew this perfectly well already but just in case it is helpful:
> 
> the offending code is in:
> 
> drivers/ide/piix.c::piix_dmaproc [starts on line 402 in 2.4.0-test11-pre5]
> 
> It calls piix_config_drive_for_dma and only then calls ide_dmaproc.
> 
> It is ide_dmaproc that does the good/bad test so obviously it is called too 
> late.

Sorry I have not looked at the PIIX code in a long time and forgot that it
was not complete with the table checks.  But I will get there soon.

Cheers,

Andre Hedrick
CTO Timpanogas Research Group
EVP Linux Development, TRG
Linux ATA Development

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