Avi Kivity wrote:
> Dong, Eddie wrote:
>>      struct vcpu_svm *svm = to_svm(vcpu);
>> 
>>  #ifdef CONFIG_X86_64
>> -    if (vcpu->arch.shadow_efer & EFER_LME) {
>> +    if (is_long_mode(vcpu)) {
>> 
> 
> is_long_mode() actually tests EFER_LMA, so this is incorrect.

Something missing? Here is the definition of is_long_mode, the patch is just 
for equal replacement.
thx, eddie


static inline int is_long_mode(struct kvm_vcpu *vcpu)
{
#ifdef CONFIG_X86_64
        return vcpu->arch.shadow_efer & EFER_LME;
#else
        return 0;
#endif
}--
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