Re: Suggestions for testing VAPIC / TPR patching

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On Thu, Jan 19, 2012 at 09:35:47AM +0100, Jan Kiszka wrote:
> Hi again,
> 
> what is the best way to check if the TPR patching feature of qemu-kvm is
> working and performs efficiently? I suppose Windows XP guests, e.g.? How
> to measure this best? I'm about to start porting it to upstream and like
> to prepare a good test case.
> 
Run WindowsXP on AMD HW without vapic and see number of TPR access exits.
Than run it with vapic and check again. Don't forget to check that
reboot et al work.

> Thanks,
> Jan
> 
> PS: After the /kvm removal, I'm currently counting a bit more than 7000
> LOC difference in qemu-kvm. We are converging.
> 
> -- 
> Siemens AG, Corporate Technology, CT T DE IT 1
> Corporate Competence Center Embedded Linux
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			Gleb.
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