Re: [PATCH] KVM: X86: Add missing KVM_AMD dependency

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On 06/10/2018 22:43, Guenter Roeck wrote:
>>
>>>> Maybe this works as well?  I haven't tested it yet:
>>>>
>>> I am sure there are many possible solutions. I would personally
>>> prefer one
>>> that enforces KVM_AMD=m with CRYPTO_DEV_CCP_DD=m, but that is just me.
>>
>> Well, KVM_AMD=y is a relatively unusual choice to begin with.  The
> 
> It is common enough that we are not the only ones affected. Also, even a
> "relatively unusual choice" should, in my opinion, not result in a build
> error.

Of course not!  The question is whether to solve it by disabling
KVM_AMD_SEV (which is what the current code attempts to do, and my patch
should fix that) or KVM_AMD (your patch).

Paolo

> Never mind, I'll just apply the suggested workaround and configure
> CRYPTO_DEV_CCP_DD=y. I need to do that anyway, after all, if I want to keep
> KVM_AMD=y.




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