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(parent: 0469e56) | patch
KVM: x86: Mask off reserved bits in CPUID.80000006H
authorJim Mattson <jmattson@google.com>
Thu, 29 Sep 2022 22:51:59 +0000 (15:51 -0700)
committerPaolo Bonzini <pbonzini@redhat.com>
Sat, 22 Oct 2022 11:54:35 +0000 (07:54 -0400)
commiteeb69eab57c6604ac90b3fd8e5ac43f24a5535b1
treeb9658f20aa08bedf676d1f72add9c40323c77e39tree | snapshot
parent0469e56a14bf8cfb80507e51b7aeec0332cdbc13commit | diff
KVM: x86: Mask off reserved bits in CPUID.80000006H

KVM_GET_SUPPORTED_CPUID should only enumerate features that KVM
actually supports. CPUID.80000006H:EDX[17:16] are reserved bits and
should be masked off.

Fixes: 43d05de2bee7 ("KVM: pass through CPUID(0x80000006)")
Signed-off-by: Jim Mattson <jmattson@google.com>
Message-Id: <20220929225203.2234702-2-jmattson@google.com>
Cc: stable@vger.kernel.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
arch/x86/kvm/cpuid.c diff | blob | history
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