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KVM: x86: hyper-v: Honor HV_MSR_SYNTIMER_AVAILABLE privilege bit
authorVitaly Kuznetsov <vkuznets@redhat.com>
Fri, 21 May 2021 09:51:46 +0000 (11:51 +0200)
committerPaolo Bonzini <pbonzini@redhat.com>
Thu, 17 Jun 2021 17:09:41 +0000 (13:09 -0400)
commit6877b7676862fe2440ed84f6164ad87dfd14c893
treec5454ace33142eaeae8646064406e1620cf307cetree | snapshot
parentc7e30c13273646d00385f00d7f4513b829b1a24fcommit | diff
KVM: x86: hyper-v: Honor HV_MSR_SYNTIMER_AVAILABLE privilege bit

Synthetic timers MSRs (HV_X64_MSR_STIMER[0-3]_CONFIG,
HV_X64_MSR_STIMER[0-3]_COUNT) are only available to guest when
HV_MSR_SYNTIMER_AVAILABLE bit is exposed.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20210521095204.2161214-13-vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
arch/x86/kvm/hyperv.c diff | blob | history
Linux Kernel Source Tree.