Re: [Qemu-devel] Re: [PATCH 0/4] Rework alarm timer infrastrucure - take2

Avi Kivity
2007-08-20T09:25:49Z

Avi Kivity wrote:
> Paul Brook wrote:
>>> Yes, good thinking, but this should only be done if it actually impacts
>>> something. Reducing overhead from 0.1% to 0.05% is not worthwhile
>>> if it
>>> introduces extra complexity.
>>>
>>
>>
>> If the overhead is that small, why are we touching this code in the
>> first place?
>>
>
> Accuracy is much more important from my point of view. Also, the
> reduction in the number of signals delivered when the guest uses 100Hz
> is significant.
>

You'd also get better battery life on laptops.

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