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Re: [PATCH v3 0/9] Generalize memory encryption models
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From: |
Cornelia Huck |
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Subject: |
Re: [PATCH v3 0/9] Generalize memory encryption models |
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Date: |
Fri, 19 Jun 2020 12:05:30 +0200 |
On Fri, 19 Jun 2020 11:56:49 +0200
David Hildenbrand <david@redhat.com> wrote:
> >>> For now this series covers just AMD SEV and POWER PEF. I'm hoping it
> >>> can be extended to cover the Intel and s390 mechanisms as well,
> >>> though.
> >>
> >> The only approach on s390x to not glue command line properties to the
> >> cpu model would be to remove the CPU model feature and replace it by the
> >> command line parameter. But that would, of course, be an incompatible
> >> break.
> >
> > Yuck.
> >
> > We still need to provide the cpu feature to the *guest* in any case, no?
>
> Yeah, but that could be wired up internally. Wouldn't consider it clean,
> though (I second the "overengineered" above).
Could an internally wired-up cpu feature be introspected? Also, what
happens if new cpu features are introduced that have a dependency on or
a conflict with this one?
- Re: [PATCH v3 9/9] host trust limitation: Alter virtio default properties for protected guests, (continued)
- Re: [PATCH v3 9/9] host trust limitation: Alter virtio default properties for protected guests, David Gibson, 2020/06/19
- Re: [PATCH v3 9/9] host trust limitation: Alter virtio default properties for protected guests, Daniel P . Berrangé, 2020/06/19
- Re: [PATCH v3 9/9] host trust limitation: Alter virtio default properties for protected guests, David Gibson, 2020/06/20
- Re: [PATCH v3 9/9] host trust limitation: Alter virtio default properties for protected guests, Daniel P . Berrangé, 2020/06/22
- Re: [PATCH v3 9/9] host trust limitation: Alter virtio default properties for protected guests, David Gibson, 2020/06/25
[PATCH v3 6/9] host trust limitation: Add Error ** to HostTrustLimitation::kvm_init, David Gibson, 2020/06/18
Re: [PATCH v3 0/9] Generalize memory encryption models, no-reply, 2020/06/18
Re: [PATCH v3 0/9] Generalize memory encryption models, David Hildenbrand, 2020/06/19
- Re: [PATCH v3 0/9] Generalize memory encryption models, Cornelia Huck, 2020/06/19
- Re: [PATCH v3 0/9] Generalize memory encryption models, David Hildenbrand, 2020/06/19
- Re: [PATCH v3 0/9] Generalize memory encryption models,
Cornelia Huck <=
- Re: [PATCH v3 0/9] Generalize memory encryption models, David Hildenbrand, 2020/06/19
- Re: [PATCH v3 0/9] Generalize memory encryption models, Cornelia Huck, 2020/06/22
- Re: [PATCH v3 0/9] Generalize memory encryption models, David Gibson, 2020/06/25
- Re: [PATCH v3 0/9] Generalize memory encryption models, David Hildenbrand, 2020/06/25
- Re: [PATCH v3 0/9] Generalize memory encryption models, David Gibson, 2020/06/26
- Re: [PATCH v3 0/9] Generalize memory encryption models, David Hildenbrand, 2020/06/26
- Re: [PATCH v3 0/9] Generalize memory encryption models, Janosch Frank, 2020/06/26
- Re: [PATCH v3 0/9] Generalize memory encryption models, Daniel P . Berrangé, 2020/06/26
- Re: [PATCH v3 0/9] Generalize memory encryption models, Janosch Frank, 2020/06/26
- Re: [PATCH v3 0/9] Generalize memory encryption models, Dr. David Alan Gilbert, 2020/06/26