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SubjectRe: 2.6.29-rc2: thinkpad dock -- cdrom vs. s2ram
Hello.

Rafael J. Wysocki wrote:

>>>> In 2.6.29 (and probably earlier) kernels, booting in docking station
>>>> results in undocked s2ram failing.
>>>>
>>>> Problem seems to be that hda (cdrom in dock) is not deregistered
>>>> during undock, and that hda driver loops spitting error messages at
>>>> 'too-fast-to-read' rate when suspend with missing hda is attempted.
>>>>
>>> What driver do you mean exactly? Old-IDE I would guess.
>>>
>>> Does this also happen with a PATA/libata driver?
>>>
>> I guess I'm confused. I tried:
>>
>> --- config.ok 2009-01-19 11:40:42.000000000 +0100
>> +++ ../b-linux/.config 2009-01-19 22:45:03.000000000 +0100
>> @@ -1022,7 +1022,7 @@
>> # CONFIG_SATA_SIL24 is not set
>> CONFIG_ATA_SFF=y
>> CONFIG_SATA_SVW=y
>> -CONFIG_ATA_PIIX=y
>> +# CONFIG_ATA_PIIX is not set
>> # CONFIG_SATA_MV is not set
>> # CONFIG_SATA_NV is not set
>> # CONFIG_PDC_ADMA is not set
>> @@ -1058,8 +1058,8 @@
>> # CONFIG_PATA_JMICRON is not set
>> # CONFIG_PATA_TRIFLEX is not set
>> # CONFIG_PATA_MARVELL is not set
>> -# CONFIG_PATA_MPIIX is not set
>> -# CONFIG_PATA_OLDPIIX is not set
>> +CONFIG_PATA_MPIIX=y
>> +CONFIG_PATA_OLDPIIX=y
>> # CONFIG_PATA_NETCELL is not set
>> # CONFIG_PATA_NINJA32 is not set
>> # CONFIG_PATA_NS87410 is not set
>>
>> ...but cdrom is still detected as hda.
>>
>
> Er, CONFIG_ATA_PIIX is a SATA driver.

Not really, it drives both SATA and PATA controllers.

MBR, Sergei




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