Brian King wrote:
> James Bottomley wrote:
>> On Tue, 2007-01-16 at 17:45 -0500, Jeff Garzik wrote:
>>> Tejun recently updated the CDB length areas of the code.  I bet it's
>>> either a bug somewhere in there, or the SCSI layer isn't passing us
>>> proper command lengths in a case or two.
>>>
>>> Additional traces (starting with SCSI command, before it hits libata)
>>> would be helpful.
>> Actually, this looks like a potential bug in atapi_xlat():  it doesn't
>> set qc->dma_dir.  Shouldn't it be setting it from
>> qc->scsicmd->sc_data_direction like ata_scsi_translate() does?
> 
> I think we are OK here since atapi_xlate is only ever called by
> ata_scsi_translate.

I spoke too soon... ata_scsi_translate only sets up dma_dir if its
a read or write, which means it never gets initialized if the direction
is DMA_NONE. 

Brian

-- 
Brian King
eServer Storage I/O
IBM Linux Technology Center
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