On 06/29/2011 04:24 PM, Avi Kivity wrote:
>> +static int vcpu_gva_to_gpa(struct kvm_vcpu *vcpu, unsigned long gva,
>> + gpa_t *gpa, struct x86_exception *exception,
>> + bool write)
>> +{
>> + u32 access = (kvm_x86_ops->get_cpl(vcpu) == 3) ? PFERR_USER_MASK : 0;
>> +
>> + if (write)
>> + access |= PFERR_WRITE_MASK;
>
> Needs fetch as well so NX/SMEP can work.
>
This function is only used by read/write emulator, execute permission is
not needed for read/write, no?
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