tree b27ec47dd53413e02c81376f80c10fd57ba4a334
parent 1ef3e2bc04223ff956dc62abaf2dff1f3322a431
author Alex Williamson <alex.williamson@redhat.com> 1393439917 -0700
committer Alex Williamson <alex.williamson@redhat.com> 1393439917 -0700

vfio/type1: Add extension to test DMA cache coherence of IOMMU

Now that the type1 IOMMU backend can support IOMMU_CACHE, we need to
be able to test whether coherency is currently enforced.  Add an
extension for this.

Signed-off-by: Alex Williamson <alex.williamson@redhat.com>