linux-kernel - Re: [PATCH 08/16] KVM: x86/mmu: Bug the VM if kvm_zap_gfn

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Date: Thu, 16 May 2024 00:52:18 +0000
From: "Edgecombe, Rick P" <rick.p.edgecombe@...el.com>
To: "Huang, Kai" <kai.huang@...el.com>, "Yamahata, Isaku"
	<isaku.yamahata@...el.com>
CC: "dmatlack@...gle.com" <dmatlack@...gle.com>,
	"isaku.yamahata@...ux.intel.com" <isaku.yamahata@...ux.intel.com>,
	"seanjc@...gle.com" <seanjc@...gle.com>, "sagis@...gle.com"
	<sagis@...gle.com>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>, "Zhao, Yan Y" <yan.y.zhao@...el.com>, "Aktas,
 Erdem" <erdemaktas@...gle.com>, "kvm@...r.kernel.org" <kvm@...r.kernel.org>,
	"pbonzini@...hat.com" <pbonzini@...hat.com>, "isaku.yamahata@...il.com"
	<isaku.yamahata@...il.com>
Subject: Re: [PATCH 08/16] KVM: x86/mmu: Bug the VM if kvm_zap_gfn_range() is
 called for TDX

On Wed, 2024-05-15 at 17:15 -0700, Isaku Yamahata wrote:
> 
> kvm_mmu_page_role.is_private is not good name now. Probably is_mirrored_pt or
> need_callback or whatever makes sense.

Name seems good to me. It's a better reason to have a role bit, as there could
be a shared_bit without mirroring.