From: Paolo Bonzini <pbonzini@redhat.com>
To: Xiaoyao Li <xiaoyao.li@intel.com>,
Sean Christopherson <sean.j.christopherson@intel.com>,
Jim Mattson <jmattson@google.com>
Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-doc@vger.kernel.org, Jonathan Corbet <corbet@lwn.net>,
Vitaly Kuznetsov <vkuznets@redhat.com>,
Wanpeng Li <wanpengli@tencent.com>,
Joerg Roedel <joro@8bytes.org>
Subject: Re: [PATCH v3 1/8] KVM: X86: Reset vcpu->arch.cpuid_nent to 0 if SET_CPUID* fails
Date: Wed, 8 Jul 2020 14:00:50 +0200 [thread overview]
Message-ID: <fe0c23e6-491b-358b-8e94-94fb01cb3890@redhat.com> (raw)
In-Reply-To: <20200708065054.19713-2-xiaoyao.li@intel.com>
On 08/07/20 08:50, Xiaoyao Li wrote:
> +Note, when this IOCTL fails, KVM gives no guarantees that previous valid CPUID
> +configuration (if there is) is not corrupted. Userspace can get a copy of valid
> +CPUID configuration through KVM_GET_CPUID2 in case.
> +
> ::
I assume you mean "of the resulting CPUID configuration".
Paolo
next prev parent reply other threads:[~2020-07-08 12:01 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-08 6:50 [PATCH v3 0/8] Refactor handling flow of KVM_SET_CPUID* Xiaoyao Li
2020-07-08 6:50 ` [PATCH v3 1/8] KVM: X86: Reset vcpu->arch.cpuid_nent to 0 if SET_CPUID* fails Xiaoyao Li
2020-07-08 12:00 ` Paolo Bonzini [this message]
2020-07-08 6:50 ` [PATCH v3 2/8] KVM: X86: Go on updating other CPUID leaves when leaf 1 is absent Xiaoyao Li
2020-07-08 6:50 ` [PATCH v3 3/8] KVM: X86: Introduce kvm_check_cpuid() Xiaoyao Li
2020-07-08 12:28 ` Xiaoyao Li
2020-07-08 12:43 ` Paolo Bonzini
2020-07-08 6:50 ` [PATCH v3 4/8] KVM: X86: Split kvm_update_cpuid() Xiaoyao Li
2020-07-08 12:06 ` Paolo Bonzini
2020-07-08 12:33 ` Xiaoyao Li
2020-07-08 12:41 ` Paolo Bonzini
2020-07-08 13:27 ` Xiaoyao Li
2020-07-08 13:30 ` Paolo Bonzini
2020-07-08 6:50 ` [PATCH v3 5/8] KVM: X86: Rename cpuid_update() to update_vcpu_model() Xiaoyao Li
2020-07-08 12:08 ` Paolo Bonzini
2020-07-08 6:50 ` [PATCH v3 6/8] KVM: X86: Move kvm_x86_ops.update_vcpu_model() into kvm_update_vcpu_model() Xiaoyao Li
2020-07-08 6:50 ` [PATCH v3 7/8] KVM: lapic: Use guest_cpuid_has() in kvm_apic_set_version() Xiaoyao Li
2020-07-08 6:50 ` [PATCH v3 8/8] KVM: X86: Move kvm_apic_set_version() to kvm_update_vcpu_model() Xiaoyao Li
2020-07-08 12:10 ` [PATCH v3 0/8] Refactor handling flow of KVM_SET_CPUID* Paolo Bonzini
2020-07-09 4:27 ` Xiaoyao Li
2020-07-09 9:37 ` Paolo Bonzini
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