提交 ab007cc9 编写于 作者: L Ladi Prosek 提交者: Radim Krčmář

KVM: nVMX: do not leak PML full vmexit to L1

The PML feature is not exposed to guests so we should not be forwarding
the vmexit either.

This commit fixes BSOD 0x20001 (HYPERVISOR_ERROR) when running Hyper-V
enabled Windows Server 2016 in L1 on hardware that supports PML.

Fixes: 843e4330 ("KVM: VMX: Add PML support in VMX")
Signed-off-by: NLadi Prosek <lprosek@redhat.com>
Reviewed-by: NDavid Hildenbrand <david@redhat.com>
Signed-off-by: NRadim Krčmář <rkrcmar@redhat.com>
上级 34fcf05b
无相关合并请求
......@@ -8198,6 +8198,9 @@ static bool nested_vmx_exit_handled(struct kvm_vcpu *vcpu)
return nested_cpu_has2(vmcs12, SECONDARY_EXEC_XSAVES);
case EXIT_REASON_PREEMPTION_TIMER:
return false;
case EXIT_REASON_PML_FULL:
/* We don't expose PML support to L1. */
return false;
default:
return true;
}
......
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