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    Subject[PATCH v1 4/8] kvm:vmx Pass through host CET related MSRs to Guest.
    Date
    During Guest OS execution, it accesses these MSRs to
    configure CET runtime settings.

    Signed-off-by: Zhang Yi Z <yi.z.zhang@linux.intel.com>
    Signed-off-by: Yang Weijiang <weijiang.yang@intel.com>
    ---
    arch/x86/kvm/vmx.c | 7 +++++++
    1 file changed, 7 insertions(+)

    diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
    index 25fa6bd2fb95..fa2db6248404 100644
    --- a/arch/x86/kvm/vmx.c
    +++ b/arch/x86/kvm/vmx.c
    @@ -11550,6 +11550,13 @@ static struct kvm_vcpu *vmx_create_vcpu(struct kvm *kvm, unsigned int id)
    vmx_disable_intercept_for_msr(msr_bitmap, MSR_IA32_SYSENTER_CS, MSR_TYPE_RW);
    vmx_disable_intercept_for_msr(msr_bitmap, MSR_IA32_SYSENTER_ESP, MSR_TYPE_RW);
    vmx_disable_intercept_for_msr(msr_bitmap, MSR_IA32_SYSENTER_EIP, MSR_TYPE_RW);
    +
    + vmx_disable_intercept_for_msr(msr_bitmap, MSR_IA32_U_CET, MSR_TYPE_RW);
    + vmx_disable_intercept_for_msr(msr_bitmap, MSR_IA32_S_CET, MSR_TYPE_RW);
    + vmx_disable_intercept_for_msr(msr_bitmap, MSR_IA32_INT_SSP_TAB, MSR_TYPE_RW);
    + vmx_disable_intercept_for_msr(msr_bitmap, MSR_IA32_PL0_SSP, MSR_TYPE_RW);
    + vmx_disable_intercept_for_msr(msr_bitmap, MSR_IA32_PL3_SSP, MSR_TYPE_RW);
    +
    vmx->msr_bitmap_mode = 0;

    vmx->loaded_vmcs = &vmx->vmcs01;
    --
    2.17.1
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