On Thu, Jul 30, 2009 at 02:46:59PM +0300, Avi Kivity wrote:
> On 07/30/2009 02:24 PM, Gleb Natapov wrote:
>>> Good (it was one of the goals of the original interrupt rework, ~2 years
>>> ago)
>>>
>>>
>> But if we emulate an injection by playing with guest memory and
>> registers we have to be sure we do it only once.
>>
>
> Once we've successfully updated the stack, inject is complete and we can
> remove the interrupt from the queue.
>
Then, it we skip actual guest entry for some reason, we will not be
able to tell if we can inject next irq or not.
--
Gleb.
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