Re: [kvm-devel] [PATCH] raise tsc clocksource rating

2007-10-29 Thread Avi Kivity
Dan Hecht wrote: Not really. In the case hardware TSC is perfect, the paravirt time counter can be implemented directly in terms of hardware TSC; there is no loss in optimization. This is done transparently. And virtual TSC can be implemented this way too. The real improvement that a

Re: [kvm-devel] [PATCH] raise tsc clocksource rating

2007-10-29 Thread Avi Kivity
Dan Hecht wrote: Not really. In the case hardware TSC is perfect, the paravirt time counter can be implemented directly in terms of hardware TSC; there is no loss in optimization. This is done transparently. And virtual TSC can be implemented this way too. The real improvement that a