On 28.08.2025 03:22, Jason Andryuk wrote: > The MCA hypercall, do_mca(), is only available for PV. That is, it's > only added to the hypercall table for PV. Is there a particular reason > it was omitted from PVH, or did PVH dom0 just not exist?
PVH Dom0 didn't exist back at the time, yes, but it's more than this. The hypercall, in some places, deals with MFNs, which aren't "visible" to PVH Dom0. IOW enabling it (perhaps just partly) would need to be done with extra care. Jan
