Re: [PATCH v2 1/2] KVM: nVMX: add tracepoint for failed nested VM-Enter

[Sean Christopherson <sean.j.christopherson@xxxxxxxxx>]

On Tue, Jul 09, 2019 at 10:24:01AM -0700, Sean Christopherson wrote:
> diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c
> index 6dd20e0ad2fa..3bfce3f507c7 100644
> --- a/arch/x86/kvm/vmx/nested.c
> +++ b/arch/x86/kvm/vmx/nested.c
> @@ -950,9 +960,9 @@ static int nested_vmx_load_cr3(struct kvm_vcpu *vcpu, unsigned long cr3, bool ne
>  			       u32 *entry_failure_code)
>  {
>  	if (cr3 != kvm_read_cr3(vcpu) || (!nested_ept && pdptrs_changed(vcpu))) {
> -		if (!nested_cr3_valid(vcpu, cr3)) {
> +		if (CC(!nested_cr3_valid(vcpu, cr3))) {
>  			*entry_failure_code = ENTRY_FAIL_DEFAULT;
> -			return -EINVAL;
> +			return 1;

Gah, botched the rebase, I'll send a v3.