Re: [RFC PATCH V3 00/16] x86/hyperv/sev: Add AMD sev-snp enlightened guest support on hyperv

[Gupta, Pankaj]

On 2/9/2023 12:36 PM, Gupta, Pankaj wrote:
> Hi Tianyu,
>
> > This patchset is to add AMD sev-snp enlightened guest
> > support on hyperv. Hyperv uses Linux direct boot mode
> > to boot up Linux kernel and so it needs to pvalidate
> > system memory by itself.
> >
> > In hyperv case, there is no boot loader and so cc blob
> > is prepared by hypervisor. In this series, hypervisor
> > set the cc blob address directly into boot parameter
> > of Linux kernel. If the magic number on cc blob address
> > is valid, kernel will read cc blob.
> >
> > Shared memory between guests and hypervisor should be
> > decrypted and zero memory after decrypt memory. The data
> > in the target address. It maybe smearedto avoid smearing
> > data.
> >
> > Introduce #HV exception support in AMD sev snp code and
> > #HV handler.
>
> I am interested to test the Linux guest #HV exception handling (patches 
> 12-16 in this series) for the restricted interrupt injection with the 
> Linux/KVM host.
>
> Do you have a git tree which or any base commit on which
> I can use to apply these patches?

Never mind. I could apply the patches 12-16 on master (except minor 
tweak in patch 14). Now, will try to test.

Thanks,
Pankaj