linux-kernel - Re: [RFC PATCH v3 30/59] KVM: x86: Add guest_supported

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Message-ID: <874k80j9i4.ffs@tglx>
Date:   Thu, 25 Nov 2021 20:55:15 +0100
From:   Thomas Gleixner <tglx@...utronix.de>
To:     isaku.yamahata@...el.com, Ingo Molnar <mingo@...hat.com>,
        Borislav Petkov <bp@...en8.de>,
        "H . Peter Anvin" <hpa@...or.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Jim Mattson <jmattson@...gle.com>,
        Joerg Roedel <joro@...tes.org>, erdemaktas@...gle.com,
        Connor Kuehl <ckuehl@...hat.com>,
        Sean Christopherson <seanjc@...gle.com>,
        linux-kernel@...r.kernel.org, kvm@...r.kernel.org
Cc:     isaku.yamahata@...el.com, isaku.yamahata@...il.com,
        Sean Christopherson <sean.j.christopherson@...el.com>
Subject: Re: [RFC PATCH v3 30/59] KVM: x86: Add guest_supported_xss placholder

On Wed, Nov 24 2021 at 16:20, isaku yamahata wrote:

> From: Sean Christopherson <sean.j.christopherson@...el.com>
>
> Add a per-vcpu placeholder for the support XSS of the guest so that the
> TDX configuration code doesn't need to hack in manual computation of the
> supported XSS.  KVM XSS enabling is currently being upstreamed, i.e.
> guest_supported_xss will no longer be a placeholder by the time TDX is
> ready for upstreaming (hopefully).

Yes, hope dies last... Definitely technical useful information for a
changelog. There is a reason why notes should go below the --- separator
line.

Thanks,

        tglx