On Wed, 14 Mar 2018, Christoph Hellwig wrote:
> The generic dma-direct implementation is now functionally equivalent to
> the x86 nommu dma_map implementation, so switch over to using it.
Can you please convert the various drivers first and then remove the
unused code?
> Note that the various iommu drivers are switched from x86_dma_supported
> to dma_direct_supported to provide identical functionality, although the
> checks looks fairly questionable for at least some of them.
Can you please elaborate? From the above it's not clear which checks you
are referring to. If you convert these drivers seperately then explicit
information about your concerns wants to be in the changelogs.
Thanks,
tglx
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