Re: [PATCH v7 18/24] iommu/arm-smmu-v3: Add support for Hardware Translation Table Update

Jean-Philippe Brucker
2020-05-27T08:42:12Z

On Wed, May 27, 2020 at 11:00:29AM +0800, Xiang Zheng wrote:
> Hi Jean,
>
> This patch only enables HTTU bits in CDs. Is it also neccessary to enable
> HTTU bits in STEs in this patch?

Only if you need HTTU for stage-2 tables. This series is only about
sharing stage-1 page tables, for which HTTU is enabled in the CD. I'll add
a statement in the commit message.

Thanks,
Jean