Re: [Patch v4 00/13] Add PCI pass-thru support to Hyper-V Confidential VMs

Wei Liu
2023-01-12T14:03:57Z

On Mon, Jan 09, 2023 at 07:47:08PM +0100, Borislav Petkov wrote:
> On Thu, Dec 01, 2022 at 07:30:18PM -0800, Michael Kelley wrote:
> > This patch series adds support for PCI pass-thru devices to Hyper-V
> > Confidential VMs (also called "Isolation VMs"). But in preparation, it
> > first changes how private (encrypted) vs. shared (decrypted) memory is
> > handled in Hyper-V SEV-SNP guest VMs. The new approach builds on the
> > confidential computing (coco) mechanisms introduced in the 5.19 kernel
> > for TDX support and significantly reduces the amount of Hyper-V specific
> > code. Furthermore, with this new approach a proposed RFC patch set for
> > generic DMA layer functionality[1] is no longer necessary.
>
> In any case, this is starting to get ready - how do we merge this?
>
> I apply the x86 bits and give Wei an immutable branch to add the rest of the
> HyperV stuff ontop?

I can take all the patches if that's easier for you. I don't think
anyone else is depending on the x86 patches in this series.

Giving me an immutable branch works too.

Thanks,
Wei.

>
> --
> Regards/Gruss,
> Boris.
>
> https://people.kernel.org/tglx/notes-about-netiquette