Re: [PATCH rc8-mm1] hotfix libata-scsi corruption

Hugh Dickins
2008-01-22T22:41:11Z

On Tue, 22 Jan 2008, Alan Cox wrote:
> > However, I'd like to see if we can track the problem through the SG_IO
> > direct path ... how many adjacent page bytes are corrupt? Just a few or
> > a large number (I'm wondering if it's an off by one or off by alignment
> > type bug)?

We moved away from that concern ....

> Which ATA controller is involved - in theory ATA DMA is byte aligned safe
> (or dword anyway) in practice I don't know if we've ever tested the non
> 512 byte aligned case historically for ATA just ATAPI ?

.... but if it's still relevant, this was with ata_piix.

Hugh