linux-kernel - Re: [PATCH v10 20/50] KVM: SEV: Select CONFIG_KVM_SW_PROTECTED_VM when CONFIG_KVM_AMD

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Date: Fri, 29 Dec 2023 15:41:39 -0600
From: Michael Roth <michael.roth@....com>
To: Paolo Bonzini <pbonzini@...hat.com>
CC: <kvm@...r.kernel.org>, <linux-coco@...ts.linux.dev>, <linux-mm@...ck.org>,
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Subject: Re: [PATCH v10 20/50] KVM: SEV: Select CONFIG_KVM_SW_PROTECTED_VM
 when CONFIG_KVM_AMD_SEV=y

On Wed, Dec 13, 2023 at 01:54:55PM +0100, Paolo Bonzini wrote:
> On 10/16/23 15:27, Michael Roth wrote:
> > SEV-SNP relies on the restricted/protected memory support to run guests,
> > so make sure to enable that support with the
> > CONFIG_KVM_SW_PROTECTED_VM build option.
> > 
> > Signed-off-by: Michael Roth<michael.roth@....com>
> > ---
> 
> Why select KVM_SW_PROTECTED_VM and not KVM_GENERIC_PRIVATE_MEM?

I'm not sure, maybe there were previous iterations where it made sense
but KVM_GENERIC_PRIVATE_MEM definitely seems more appropriate now. I've
changed it accordingly.

-Mike

> 
> Paolo
> 
>