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

[Tianyu Lan]

On 2/17/2023 8:47 PM, Gupta, Pankaj wrote:
> 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.

Hi Pankaj:
	Sorry. I missed your first mail. Please let me know any issue son KVM 
side if available。Thanks in advance.