Re: [PATCH 00/12] Secure Virtual Machine Enablement

Thiago Jung Bauermann
2019-06-01T17:12:09Z

Hello,

Thiago Jung Bauermann <bauerman@linux.ibm.com> writes:

> This series enables Secure Virtual Machines (SVMs) on powerpc. SVMs use the
> Protected Execution Facility (PEF) and request to be migrated to secure
> memory during prom_init() so by default all of their memory is inaccessible
> to the hypervisor. There is an Ultravisor call that the VM can use to
> request certain pages to be made accessible to (or shared with) the
> hypervisor.
>
> The objective of these patches is to have the guest perform this request
> for buffers that need to be accessed by the hypervisor such as the LPPACAs,
> the SWIOTLB memory and the Debug Trace Log.

Ping? Any more comments on these patches? Or even acks? :-)

--
Thiago Jung Bauermann
IBM Linux Technology Center