On 07/03/2013 04:50 PM, Takuya Yoshikawa wrote:
> On Wed, 03 Jul 2013 16:39:25 +0800
> Xiao Guangrong <[email protected]> wrote:
> 
>> Please wait a while. I can not understand it very clearly.
>>
>> This conditional check will cause caching a overflow value into mmio spte.
>> The simple case is that kvm adds new slots for many times, the mmio-gen is 
>> easily
>> more than MMIO_MAX_GEN.
> 
> Unconditional checking in commit_memory_region() is still there
> to treat such cases.

WHY?

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