From mboxrd@z Thu Jan  1 00:00:00 1970
From: Alan <alan@lxorguk.ukuu.org.uk>
Subject: Re: Scary Intel SATA errors..
Date: Fri, 1 Dec 2006 19:42:05 +0000
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To: Mark Lord <liml@rtr.ca>
Cc: Tejun Heo <htejun@gmail.com>, Linus Torvalds <torvalds@osdl.org>, Jeff Garzik <jeff@garzik.org>, Andrew Morton <akpm@osdl.org>, linux-ide@vger.kernel.org

On Wed, 29 Nov 2006 13:25:18 -0500
Mark Lord <liml@rtr.ca> wrote:

> Mmmm.. Tejun, here's a clue for what Linus saw on his system:
> 
> Right now I'm implementing support for READ/WRITE LONG commands via libata.
> 
> And the ata_piix driver gets into a non-recoverable state after successfully
> doing a READ LONG command for me, a very similar state to what Linus reported.

Looks like it may in fact be a chip erratum. Turn off PPE unconditionally
and try and repeat it (if you look at ata_piix right now its turned off
for ATAPI only).

Alan