Re: [PATCH] ide-scsi: DMA alignment bug fixed

Jens Axboe
2004-11-05T14:15:20Z

On Fri, Nov 05 2004, Bartlomiej Zolnierkiewicz wrote:
> [ linux-ide@vger.kernel.org added to cc: ]
>
> Before going further please both of you check the current -linus tree.
>
> I fixed ide-scsi to "pass" scatterlist table obtained from
> SCSI layer to IDE layer and killed BIO mapping completely.
>
> Thanks.
>
> Jens, while unaligned DMA is a problem for ide-scsi?
> AFAIR ide-cd does it so this is not a hardware limitation...

ide-cd just requires 32-byte alignment currently.

--
Jens Axboe