Re: [PATCH] KVM: x86: Initialize tdp_level during vCPU creation

From: Paolo Bonzini
Date: Wed May 27 2020 - 12:56:10 EST

On 27/05/20 18:23, Sean Christopherson wrote:
> Hmm, one option would be to make .get_tdp_level() pure function by passing
> in vcpu->arch.maxphyaddr. That should make the comment redundant. I don't
> love bleeding VMX's implementation into the prototype, but that ship has
> kinda already sailed.

Well, it's not bleeding the implementation that much, guest MAXPHYADDR
is pretty much the only reason why it's a function and not a constant.

Another possibility BTW is to make the callback get_max_tdp_level and
make get_tdp_level a function in mmu.c.