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Date: Sun, 28 Oct 2007 22:53:51 +0000
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: LKML <linux-kernel@vger.kernel.org>,
       Andrew Morton <akpm@linux-foundation.org>,
       Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: 2.6.24-rc1-git4: Reported regressions from 2.6.23
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> Subject		: 2.6.24-rc1: pata_acpi fails to activate DMA for DVD-ROM on ALi M5229 secondary channel
> Submitter	: Andrey Borzenkov <arvidjaar@mail.ru>
> References	: http://marc.info/?l=linux-kernel&m=119342005216716&w=2
> 		  http://bugzilla.kernel.org/show_bug.cgi?id=9252
> Handled-By	: Alan Cox <alan@lxorguk.ukuu.org.uk>

2.6.23 did not have pata_acpi. Its also not clear this is a bug in
pata_acpi as opposed to pata_ali which knows about the ALi quirks. The
ACPI and ATA specs sort of disagree here so I'll be trying to fix it
anyway.