Tejun Heo wrote:
> Tejun Heo wrote:
>> Rafael J. Wysocki wrote:
>>>>> where ata1 is:
>>>>>
>>>>> scsi0 : pata_ali
>>>>> scsi1 : pata_ali
>>>> Oh, is it only with audio CDs? I am unable to use DVD on pata_ali in DMA at
>>>> all. Have you tried to disable ATAPI DMA (libata.dma=1)?
>>> Data CDs seem to work fine here.
>> * Does booting into runlevel 1, putting in an audio cd and running
>> cdparanoia give the same result?
>>
>> * Does setting module parameter libata.force to "1.00:pio4" make any
>> difference?
> 
> Oh, never mind.  I have a hunch.  I'll report back in a while.
> 

Does the attached patch fix the problem?

-- 
tejun