Philipp Matthias Hahn wrote:
> Hello!
> 
> As reported by John Williams and others like in
> http://www.mail-archive.com/linux-ide@vger.kernel.org/msg03088.html
> I too have a problem with 2.6.20.1 using ata_piix not detecting the
> CD-ROM any more. Applying the patch from
> http://lkml.org/lkml/2007/2/12/24 did not help, but additionally
> applying
> http://readlist.com/lists/vger.kernel.org/linux-kernel/45/228948.html
> made it work. Here's the relevant extra debugging output:

* Did it work with previous kernels?

* Does applying the attached patch over unpatched 2.6.20.1 fix the problem?

-- 
tejun