On Wed, 29 Jul 2020 01:18:04 +
"Tian, Kevin" wrote:
> > From: Alex Williamson
> > Sent: Wednesday, July 29, 2020 3:20 AM
> >
> [...]
> > > +
> > > +For example, IOTLB invalidations should always succeed. There is
> > > no +architectural way to report back to the vIOMMU if the UAPI
> > > d
On Thu, 23 Jul 2020 10:25:35 -0700
Jacob Pan wrote:
> IOMMU UAPI is newly introduced to support communications between guest
> virtual IOMMU and host IOMMU. There has been lots of discussions on how
> it should work with VFIO UAPI and userspace in general.
>
> This document is intended to clarif
> From: Alex Williamson
> Sent: Wednesday, July 29, 2020 3:20 AM
>
[...]
> > +
> > +For example, IOTLB invalidations should always succeed. There is no
> > +architectural way to report back to the vIOMMU if the UAPI data is
> > +incompatible. If that happens, in order to guarantee IOMMU iosolatio
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