Re: [PATCH v4 00/27] Implementing a MSHV (Microsoft Hypervisor) accelerator

["Daniel P. Berrangé" <berrange@redhat.com>]

On Thu, Oct 02, 2025 at 10:30:56AM +0200, Philippe Mathieu-Daudé wrote:
> Hi Magnus,
> 
> On 16/9/25 18:48, Magnus Kulke wrote:
> > Hello all,
> > 
> > This is the fourth revision of a patch set implementing an accelerator
> > for the MSHV kernel driver, exposing HyperV to Linux "Dom0" hosts in
> > various scenarios. Thanks for the feedback to the previous revision, I
> > tried to incorporate those. The changes in the currenct patchset beyond
> > the suggested fixes are mostly related to the replacement of retired
> > ioctl calls that will not part of the upstreamed MSHV kernel driver.
> 
> 
> > Magnus Kulke (26):
> >    accel: Add Meson and config support for MSHV accelerator
> 
> >    accel/mshv: Add accelerator skeleton
> >    accel/mshv: Register memory region listeners
> >    accel/mshv: Initialize VM partition
> >    accel/mshv: Add vCPU creation and execution loop
> >    accel/mshv: Add vCPU signal handling
> >    accel/mshv: Handle overlapping mem mappings
>
> Due to my generic work on accelerators, I'll have to refactor these
> patches. Obviously I don't want to break your implementation! Can
> you add some (functional?) tests? Ideally we should be running
> tests on our CI to ensure code doesn't bitrot.

NB our CI systems don't have HyperV available, so it is unrealistic
for us to test it in our CI upstream.

With regards,
Daniel
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