From:   Thomas Gleixner <tglx@linutronix.de>
To:     isaku.yamahata@intel.com, Ingo Molnar <mingo@redhat.com>,
        Borislav Petkov <bp@alien8.de>,
        "H . Peter Anvin" <hpa@zytor.com>,
        Paolo Bonzini <pbonzini@redhat.com>,
        Vitaly Kuznetsov <vkuznets@redhat.com>,
        Wanpeng Li <wanpengli@tencent.com>,
        Jim Mattson <jmattson@google.com>,
        Joerg Roedel <joro@8bytes.org>, erdemaktas@google.com,
        Connor Kuehl <ckuehl@redhat.com>,
        Sean Christopherson <seanjc@google.com>,
        linux-kernel@vger.kernel.org, kvm@vger.kernel.org
Cc:     isaku.yamahata@intel.com, isaku.yamahata@gmail.com,
        Sean Christopherson <sean.j.christopherson@intel.com>,
        Xiaoyao Li <xiaoyao.li@intel.com>
Subject: Re: [RFC PATCH v3 14/59] KVM: x86: Add vm_type to differentiate
 legacy VMs from protected VMs
In-Reply-To: <60a163e818b9101dce94973a2b44662ba3d53f97.1637799475.git.isaku.yamahata@intel.com>
References: <cover.1637799475.git.isaku.yamahata@intel.com>
 <60a163e818b9101dce94973a2b44662ba3d53f97.1637799475.git.isaku.yamahata@intel.com>
Date:   Thu, 25 Nov 2021 20:08:43 +0100
Message-ID: <87tug0jbno.ffs@tglx>
MIME-Version: 1.0
Content-Type: text/plain
Precedence: bulk

On Wed, Nov 24 2021 at 16:19, isaku yamahata wrote:
> From: Sean Christopherson <sean.j.christopherson@intel.com>
>
> Add a capability to effectively allow userspace to query what VM types
> are supported by KVM.

I really don't see why this has to be named legacy. There are enough
reasonable use cases which are perfectly fine using the non-encrypted
muck. Just because there is a new hyped feature does not make anything
else legacy.

Thanks,

        tglx