[PATCH v2 00/12] Implement generic prot_guest_has() helper function

Tom Lendacky thomas.lendacky at amd.com
Fri Aug 13 10:22:50 PDT 2021


On 8/13/21 11:59 AM, Tom Lendacky wrote:
> This patch series provides a generic helper function, prot_guest_has(),
> to replace the sme_active(), sev_active(), sev_es_active() and
> mem_encrypt_active() functions.
> 
> It is expected that as new protected virtualization technologies are
> added to the kernel, they can all be covered by a single function call
> instead of a collection of specific function calls all called from the
> same locations.
> 
> The powerpc and s390 patches have been compile tested only. Can the
> folks copied on this series verify that nothing breaks for them.

There are some patches related to PPC that added new calls to the 
mem_encrypt_active() function that are not yet in the tip tree. After the 
merge window, I'll need to send a v3 with those additional changes before 
this series can be applied.

Thanks,
Tom



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