On 07/15/2010 08:17 PM, Chris Wright wrote:
For emulated device, it seems like we can ignore ATS completely, no?
Not if you want to emulate an ATS capable device ;)
What I meant was that the whole request translation, invalidate, dma
using a translated address thing is invisible to software. We can
emulate an ATS capable device by going through the iommu every time.
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