From: Sean Christopherson <seanjc@google.com>
To: John Allen <john.allen@amd.com>
Cc: pbonzini@redhat.com, kvm@vger.kernel.org,
thomas.lendacky@amd.com, bp@alien8.de, mlevitsk@redhat.com,
linux-kernel@vger.kernel.org, x86@kernel.org,
yazen.ghannam@amd.com
Subject: Re: [PATCH v2] KVM: x86: Advertise SUCCOR and OVERFLOW_RECOV cpuid bits
Date: Thu, 15 Aug 2024 08:16:37 -0700 [thread overview]
Message-ID: <Zr4b1bpccYKpMUDA@google.com> (raw)
In-Reply-To: <20240731143649.17082-1-john.allen@amd.com>
s/cpuid/CPUID
On Wed, Jul 31, 2024, John Allen wrote:
> Handling deferred, uncorrected MCEs on AMD guests is now possible with
> additional support in qemu. Ensure that the SUCCOR and OVERFLOW_RECOV
> bits are advertised to the guest in KVM.
To host userspace, not the guest.
Please add a paragraph explaining (a) what these features do, (b) why
KVM doesn't need additional enabling, and (c) why KVM can't emulate these features
in software (though this can be omitted if it's quite obvious from (a)).
prev parent reply other threads:[~2024-08-15 15:16 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-31 14:36 [PATCH v2] KVM: x86: Advertise SUCCOR and OVERFLOW_RECOV cpuid bits John Allen
2024-08-15 15:16 ` Sean Christopherson [this message]
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