Re: [PATCH v6 1/5] x86/kvm: Add AMD SEV specific Hypercall3

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> On Sep 28, 2021, at 2:05 PM, Steve Rutherford <srutherford@xxxxxxxxxx> wrote:
> 
> On Wed, Sep 22, 2021 at 6:54 AM Borislav Petkov <bp@xxxxxxxxx> wrote:
>> 
>>> On Wed, Sep 22, 2021 at 12:10:08PM +0000, Ashish Kalra wrote:
>>> Then isn't it cleaner to simply do it via the paravirt_ops interface,
>>> i.e, pv_ops.mmu.notify_page_enc_status_changed() where the callback
>>> is only set when SEV and live migration feature are supported and
>>> invoked through early_set_memory_decrypted()/encrypted().
>>> 
>>> Another memory encryption platform can set it's callback accordingly.
>> 
>> Yeah, that sounds even cleaner to me.
> If I'm not mistaken, this is what the patch set does now?

Yes that’s what I mentioned to Boris.

Thanks,
Ashish




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