On 11/18/2010 12:49 AM, Marcelo Tosatti wrote:
bool clear_unsync)
>> +static int FNAME(sync_page)(struct kvm_vcpu *vcpu, struct kvm_mmu_page *sp)
>> {
>> int i, offset, nr_present;
>> bool host_writable;
>> @@ -781,7 +780,7 @@ static int FNAME(sync_page)(struct kvm_vcpu *vcpu, struct kvm_mmu_page *sp,
>> u64 nonpresent;
>>
>> if (rsvd_bits_set || is_present_gpte(gpte) ||
>> - !clear_unsync)
>> + sp->unsync)
>> nonpresent = shadow_trap_nonpresent_pte;
>> else
>> nonpresent = shadow_notrap_nonpresent_pte;
>
> Its better to keep this explicit as a parameter.
>
But after patch 6 (KVM: MMU: cleanup update_pte, pte_prefetch and sync_page functions),
this parameter is not used anymore... i don't have strong opinion on it :-)
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