RE: [RFC v2 00/22] intel_iommu: expose Shared Virtual Addressing to VM

Liu, Yi L posted 22 patches 4 years, 4 months ago
Only 0 patches received!
RE: [RFC v2 00/22] intel_iommu: expose Shared Virtual Addressing to VM
Posted by Liu, Yi L 4 years, 4 months ago
> From: Peter Xu [mailto:peterx@redhat.com]
> Sent: Tuesday, November 5, 2019 1:23 AM
> To: Liu, Yi L <yi.l.liu@intel.com>
> Subject: Re: [RFC v2 00/22] intel_iommu: expose Shared Virtual Addressing to VM
> 
> On Thu, Oct 24, 2019 at 08:34:21AM -0400, Liu Yi L wrote:
> > 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 QEMU changes, for VFIO and IOMMU changes, they are in separate
> > series (listed in the "Related series").
> >
[...]
>
> Yi,
> 
> Would you mind to always mention what tests you have been done with the
> patchset in the cover letter?  It'll be fine to say that you're running this against FPGAs
> so no one could really retest it, but still it would be good to know that as well.  It'll
> even be better to mention that which part of the series is totally untested if you are
> aware of.

Sure, I should have included the test parts. Will do in next version.

Thanks,
Yi Liu