> From: Jason Gunthorpe
> Sent: Friday, October 25, 2024 11:43 PM
>
> On Fri, Oct 25, 2024 at 08:34:05AM +, Tian, Kevin wrote:
> > > The vIOMMU object should be seen as a slice of a physical IOMMU
> instance
> > > that is passed to or shared with a VM. That can be some HW/SW
> resources:
> >
On Fri, Oct 25, 2024 at 08:34:05AM +, Tian, Kevin wrote:
> > From: Nicolin Chen
> > Sent: Tuesday, October 22, 2024 8:19 AM
> >
> > This series introduces a new vIOMMU infrastructure and related ioctls.
> >
> > IOMMUFD has been using the HWPT infrastructure for all cases, including a
> > neste
On Fri, Oct 25, 2024 at 08:34:05AM +, Tian, Kevin wrote:
> > The vIOMMU object should be seen as a slice of a physical IOMMU instance
> > that is passed to or shared with a VM. That can be some HW/SW resources:
> > - Security namespace for guest owned ID, e.g. guest-controlled cache tags
> >
> From: Nicolin Chen
> Sent: Tuesday, October 22, 2024 8:19 AM
>
> This series introduces a new vIOMMU infrastructure and related ioctls.
>
> IOMMUFD has been using the HWPT infrastructure for all cases, including a
> nested IO page table support. Yet, there're limitations for an HWPT-based
> st
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