Re: [PATCH v2 08/12] KVM: MMU: fast prefetch spte on invlpg path

Xiao Guangrong
2011-08-03T06:01:22Z

On 08/03/2011 02:36 AM, Marcelo Tosatti wrote:

>> mask.cr0_wp = mask.cr4_pae = mask.nxe = 1;
>> diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h
>> index 0f915b5..3466229 100644
>> --- a/arch/x86/kvm/paging_tmpl.h
>> +++ b/arch/x86/kvm/paging_tmpl.h
>> @@ -666,20 +666,22 @@ static void FNAME(invlpg)(struct kvm_vcpu *vcpu, gva_t gva)
>> {
>> struct kvm_shadow_walk_iterator iterator;
>> struct kvm_mmu_page *sp;
>> - gpa_t pte_gpa = -1;
>> int level;
>> u64 *sptep;
>>
>> vcpu_clear_mmio_info(vcpu, gva);
>> + mmu_topup_memory_caches(vcpu);
>
> Should handle failure.
>

Yes, thanks Marcelo! I will fix it.