RE: [RFC v2 0/3] vfio: support Shared Virtual Addressing

Liu, Yi L
2019-10-25T11:18:24Z

Hi Kevin,

> From: Tian, Kevin
> Sent: Friday, October 25, 2019 4:59 PM
> To: Liu, Yi L <yi.l.liu@intel.com>; alex.williamson@redhat.com;
> Subject: RE: [RFC v2 0/3] vfio: support Shared Virtual Addressing
>
> > From: Liu Yi L
> > Sent: Thursday, October 24, 2019 8:26 PM
> >
> > Shared virtual address (SVA), a.k.a, Shared virtual memory (SVM) on
> > Intel platforms allow address space sharing between device DMA and
> > applications.
> > SVA can reduce programming complexity and enhance security.
> > This series is intended to expose SVA capability to VMs. i.e. shared
> > guest application address space with passthru devices. The whole SVA
> > virtualization requires QEMU/VFIO/IOMMU changes. This series includes
> > the VFIO changes, for QEMU and IOMMU changes, they are in separate
> > series (listed in the "Related series").
> >
> > The high-level architecture for SVA virtualization is as below:
> >
[...]
> >
> > Related series:
> > [1] [PATCH v6 00/10] Nested Shared Virtual Address (SVA) VT-d support:
> > https://lkml.org/lkml/2019/10/22/953
> > <This series is based on this kernel series from Jacob Pan>
> >
> > [2] [RFC v2 00/20] intel_iommu: expose Shared Virtual Addressing to VM
> > from Yi Liu
>
> there is no link, and should be [RFC v2 00/22]

The link is not generated at the time this series is sent out. Yeah, should be [RFC v2 0/22].
Thanks for spotting it.

Regards,
Yi Liu