[PATCH 00/12] Secure Virtual Machine Enablement

Thiago Jung Bauermann bauerman at linux.ibm.com
Sun Jun 2 03:11:53 AEST 2019


Hello,

Thiago Jung Bauermann <bauerman at 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



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