linux-kernel - Re: [PATCH v11 035/113] KVM: x86/mmu: Allow per-VM override of the TDP max page level

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Message-ID: <177e69ec580607b1a5fa6e64d7472fe1ecb7e714.camel@intel.com>
Date:   Mon, 16 Jan 2023 11:29:25 +0000
From:   "Huang, Kai" <kai.huang@...el.com>
To:     "kvm@...r.kernel.org" <kvm@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "Yamahata, Isaku" <isaku.yamahata@...el.com>
CC:     "sean.j.christopherson@...el.com" <sean.j.christopherson@...el.com>,
        "pbonzini@...hat.com" <pbonzini@...hat.com>,
        "Shahar, Sagi" <sagis@...gle.com>,
        "Aktas, Erdem" <erdemaktas@...gle.com>,
        "isaku.yamahata@...il.com" <isaku.yamahata@...il.com>,
        "dmatlack@...gle.com" <dmatlack@...gle.com>,
        "Christopherson,, Sean" <seanjc@...gle.com>
Subject: Re: [PATCH v11 035/113] KVM: x86/mmu: Allow per-VM override of the
 TDP max page level

On Thu, 2023-01-12 at 08:31 -0800, isaku.yamahata@...el.com wrote:
> From: Sean Christopherson <sean.j.christopherson@...el.com>
> 
> TDX requires special handling to support large private page.  For
> simplicity, only support 4K page for TD guest for now.  Add per-VM maximum
> page level support to support different maximum page sizes for TD guest and
> conventional VMX guest.
> 
> Signed-off-by: Sean Christopherson <sean.j.christopherson@...el.com>
> Signed-off-by: Isaku Yamahata <isaku.yamahata@...el.com>

Acked-by: Kai Huang <kai.huang@...el.com>