Avi Kivity wrote:
quoted text
> On 04/12/2010 11:02 AM, Xiao Guangrong wrote:
>> - 'vcpu' is not used while mark parent unsync, so remove it
>> - if it has alread marked unsync, no need to walk it's parent
>>
>>    
> 
> Please separate these two changes.
> 
> The optimization looks good.  Perhaps it can be done even nicer using
> mutually recursive functions (mmu_parent_walk calls mmu_parent_walk_fn
> which calls mmu_parent_walk on the parent), but let's not change too
> many things at a time.

OK, i'll separate it in the next version

Thanks,
Xiao
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