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Re: [Qemu-devel] [PATCH v8 05/28] target/i386: add memory encryption fea
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From: |
Borislav Petkov |
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Subject: |
Re: [Qemu-devel] [PATCH v8 05/28] target/i386: add memory encryption feature cpuid support |
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Date: |
Tue, 13 Feb 2018 16:41:51 +0100 |
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User-agent: |
Mutt/1.9.3 (2018-01-21) |
On Tue, Feb 13, 2018 at 09:39:01AM -0600, Brijesh Singh wrote:
> Yes, I think we should be able to avoid creating new CPU model to
> handle this case. I am leaning towards dropping this patch and
> implement logic to populate the CPUID 0x8000_001F only when SEV is
> enabled. This should not require any changes in existing CPU model
> feature flag and live migration of existing guest should work fine.
That sounds even nicer.
Thx.
--
Regards/Gruss,
Boris.
SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284
(AG Nürnberg)
--
- [Qemu-devel] [PATCH v8 00/28] x86: Secure Encrypted Virtualization (AMD), Brijesh Singh, 2018/02/12
- [Qemu-devel] [PATCH v8 03/28] exec: add debug version of physical memory read and write API, Brijesh Singh, 2018/02/12
- [Qemu-devel] [PATCH v8 01/28] memattrs: add debug attribute, Brijesh Singh, 2018/02/12
- [Qemu-devel] [PATCH v8 02/28] exec: add ram_debug_ops support, Brijesh Singh, 2018/02/12
- [Qemu-devel] [PATCH v8 04/28] monitor/i386: use debug APIs when accessing guest memory, Brijesh Singh, 2018/02/12
- [Qemu-devel] [PATCH v8 05/28] target/i386: add memory encryption feature cpuid support, Brijesh Singh, 2018/02/12
[Qemu-devel] [PATCH v8 07/28] kvm: update kvm.h to include memory encryption ioctls, Brijesh Singh, 2018/02/12
[Qemu-devel] [PATCH v8 06/28] machine: add -memory-encryption property, Brijesh Singh, 2018/02/12
[Qemu-devel] [PATCH v8 09/28] target/i386: add Secure Encrypted Virtulization (SEV) object, Brijesh Singh, 2018/02/12
[Qemu-devel] [PATCH v8 08/28] docs: add AMD Secure Encrypted Virtualization (SEV), Brijesh Singh, 2018/02/12
[Qemu-devel] [PATCH v8 10/28] sev/i386: add command to initialize the memory encryption context, Brijesh Singh, 2018/02/12
[Qemu-devel] [PATCH v8 11/28] sev/i386: register the guest memory range which may contain encrypted data, Brijesh Singh, 2018/02/12
[Qemu-devel] [PATCH v8 12/28] kvm: introduce memory encryption APIs, Brijesh Singh, 2018/02/12
[Qemu-devel] [PATCH v8 13/28] qmp: add query-sev command, Brijesh Singh, 2018/02/12