Joerg Roedel
2016-12-23 10:35:48 UTC
If we didn't want to use pcibios_resource_to_bus() here for some
reason, we should at least add a comment about why we think it's OK to
use a CPU physical address as an IOVA.
Even if there are no such x86 systems out there, I think it doesn't hurtreason, we should at least add a comment about why we think it's OK to
use a CPU physical address as an IOVA.
to handle the possibility correctly in the IOMMU drivers.
Joerg