diff options
| author | Paolo Bonzini | 2018-02-26 13:40:09 +0100 |
|---|---|---|
| committer | Radim Krčmář | 2018-03-06 18:40:46 +0100 |
| commit | 1389309c811b0c954bf3b591b761d79b1700283d (patch) | |
| tree | a4f02311c7dae4b0fc861f9385faf03d4e2d4e08 /arch/x86/kvm/x86.c | |
| parent | KVM: nVMX: introduce struct nested_vmx_msrs (diff) | |
| download | kernel-qcow2-linux-1389309c811b0c954bf3b591b761d79b1700283d.tar.gz kernel-qcow2-linux-1389309c811b0c954bf3b591b761d79b1700283d.tar.xz kernel-qcow2-linux-1389309c811b0c954bf3b591b761d79b1700283d.zip | |
KVM: nVMX: expose VMX capabilities for nested hypervisors to userspace
Use the new MSR feature framework to tell userspace which VMX capabilities
are available for nested hypervisors. Before, these were only accessible
with the KVM_GET_MSR VCPU ioctl, after VCPUs had been created.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
Diffstat (limited to 'arch/x86/kvm/x86.c')
| -rw-r--r-- | arch/x86/kvm/x86.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 967cc1388770..294caeb35f32 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -1056,6 +1056,25 @@ static unsigned num_emulated_msrs; * can be used by a hypervisor to validate requested CPU features. */ static u32 msr_based_features[] = { + MSR_IA32_VMX_BASIC, + MSR_IA32_VMX_TRUE_PINBASED_CTLS, + MSR_IA32_VMX_PINBASED_CTLS, + MSR_IA32_VMX_TRUE_PROCBASED_CTLS, + MSR_IA32_VMX_PROCBASED_CTLS, + MSR_IA32_VMX_TRUE_EXIT_CTLS, + MSR_IA32_VMX_EXIT_CTLS, + MSR_IA32_VMX_TRUE_ENTRY_CTLS, + MSR_IA32_VMX_ENTRY_CTLS, + MSR_IA32_VMX_MISC, + MSR_IA32_VMX_CR0_FIXED0, + MSR_IA32_VMX_CR0_FIXED1, + MSR_IA32_VMX_CR4_FIXED0, + MSR_IA32_VMX_CR4_FIXED1, + MSR_IA32_VMX_VMCS_ENUM, + MSR_IA32_VMX_PROCBASED_CTLS2, + MSR_IA32_VMX_EPT_VPID_CAP, + MSR_IA32_VMX_VMFUNC, + MSR_F10H_DECFG, MSR_IA32_UCODE_REV, }; |