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Message-ID: <0e58d9a6bc8bf15c23feff25ec24e9b3c26945cc.camel@infradead.org>
Subject: Re: [PATCH v6 2/2] KVM: x86/xen: update Xen CPUID Leaf 4 (tsc info)
 sub-leaves, if present
From:   David Woodhouse <dwmw2@infradead.org>
To:     Sean Christopherson <seanjc@google.com>,
        Paul Durrant <pdurrant@amazon.com>
Cc:     x86@kernel.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
        Paolo Bonzini <pbonzini@redhat.com>,
        Thomas Gleixner <tglx@linutronix.de>,
        Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
        Dave Hansen <dave.hansen@linux.intel.com>,
        "H. Peter Anvin" <hpa@zytor.com>
Date:   Wed, 04 Jan 2023 20:09:59 +0000
In-Reply-To: <Y7XWHr1kb4AHd4Lv@google.com>
References: <20221220134053.15591-1-pdurrant@amazon.com>
         <20221220134053.15591-3-pdurrant@amazon.com> <Y7XWHr1kb4AHd4Lv@google.com>
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On Wed, 2023-01-04 at 19:40 +0000, Sean Christopherson wrote:
>=20
> arch/x86/include/asm/xen/hypervisor.h also open codes the signature.=C2=
=A0 Rather than
> add a KVM-specific define, what about putting in xen/cpuid.h?=C2=A0 (I've=
 had a version
> of this series sitting in my todo pile for far too long, sorry).

xen/cpuid.h is an external header imported from Xen itself so in
general I'd prefer to avoid modifying it unless we also send the
changes upstream.

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