Re: [PATCH v6 10/11] powerpc/pseries/iommu: Make use of DDW for indirect mapping

Leonardo Brás
2021-08-27T17:53:40Z

Hello Fred,

On Fri, 2021-08-27 at 19:06 +0200, Frederic Barrat wrote:
>
> I think it looks ok now as it was mostly me who was misunderstanding
> one
> part of the previous iteration.
> Reviewed-by: Frederic Barrat <fbarrat@linux.ibm.com>
>

Thank you for reviewing this series!

> Sorry for the late review, I was enjoying some time off. And thanks
> for
> that series, I believe it should help with those bugs complaining
> about
> lack of DMA space. It was also very educational for me, thanks to you
> and Alexey for your detailed answers.

Working on this series caused me to learn a lot about how DMA and IOMMU
works in Power, and it was a great experience. Thanks to Alexey who
helped and guided me through this!

Best regards,
Leonardo Bras