> On Mon, Mar 05, 2007 at 01:10:10PM +0900, Tejun Heo wrote:
>> Philipp Matthias Hahn wrote:
>>> 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?
>
> Previously I was using the old IDE modules just fine, it was only with
> 2.6.20 that I did the switch to libata and encountered the problem.
>
>> * Does applying the attached patch over unpatched 2.6.20.1 fix the problem?
>
> Yes, it seems to fix it. (testes on top of the first patch mentioned
> above, but witheout the second one.).
> If I should test it as the sole patche, just mail me again please.