Re: [PATCH 0/5] Introduce a quirk to control memslot zap behavior

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Subject: Re: [PATCH 0/5] Introduce a quirk to control memslot zap behavior
From: "Edgecombe, Rick P" <rick.p.edgecombe@xxxxxxxxx>
Date: Fri, 21 Jun 2024 01:06:37 +0000
Accept-language: en-US
Cc: "Huang, Kai" <kai.huang@xxxxxxxxx>, "sagis@xxxxxxxxxx" <sagis@xxxxxxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>, "Zhao, Yan Y" <yan.y.zhao@xxxxxxxxx>, "Aktas, Erdem" <erdemaktas@xxxxxxxxxx>, "kvm@xxxxxxxxxxxxxxx" <kvm@xxxxxxxxxxxxxxx>, "pbonzini@xxxxxxxxxx" <pbonzini@xxxxxxxxxx>, "Yamahata, Isaku" <isaku.yamahata@xxxxxxxxx>, "dmatlack@xxxxxxxxxx" <dmatlack@xxxxxxxxxx>
In-reply-to: <ZnTCsuShrupzHpAm@google.com>
References: <20240613060708.11761-1-yan.y.zhao@intel.com> <aa43556ea7b98000dc7bc4495e6fe2b61cf59c21.camel@intel.com> <ZnAMsuQsR97mMb4a@yzhao56-desk.sh.intel.com> <ZnGa550k46ow2N3L@google.com> <21b18171d36a8284987f8cf3f2d02f9d783d1c25.camel@intel.com> <ZnTCsuShrupzHpAm@google.com>
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On Thu, 2024-06-20 at 17:00 -0700, Sean Christopherson wrote:
> 
> What I was suggesting is that we condition the skipping of the mirror/private
> EPT pages tables on the quirk, i.e. zap *everything* for TDX VMs if the quirk
> is
> enabled.  Hence the very bizarre ABI.

Ah, I see now. Yes, that would be strange.

References:
- [PATCH 0/5] Introduce a quirk to control memslot zap behavior
  - From: Yan Zhao
- Re: [PATCH 0/5] Introduce a quirk to control memslot zap behavior
  - From: Edgecombe, Rick P
- Re: [PATCH 0/5] Introduce a quirk to control memslot zap behavior
  - From: Yan Zhao
- Re: [PATCH 0/5] Introduce a quirk to control memslot zap behavior
  - From: Sean Christopherson
- Re: [PATCH 0/5] Introduce a quirk to control memslot zap behavior
  - From: Edgecombe, Rick P
- Re: [PATCH 0/5] Introduce a quirk to control memslot zap behavior
  - From: Sean Christopherson

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