On Thu, Mar 04, 2021 at 03:25:27PM +0000, Robin Murphy wrote:
> On 2021-03-01 08:42, Christoph Hellwig wrote:
>> Use explicit methods for setting and querying the information instead.
>
> Now that everyone's using iommu-dma, is there any point in bouncing this 
> through the drivers at all? Seems like it would make more sense for the x86 
> drivers to reflect their private options back to iommu_dma_strict (and 
> allow Intel's caching mode to override it as well), then have 
> iommu_dma_init_domain just test !iommu_dma_strict && 
> domain->ops->flush_iotlb_all.

Indeed.  I switch to that.
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