Messages in this thread | | | Date | Tue, 17 Jul 2012 14:01:48 +0530 | From | Raghavendra K T <> | Subject | Re: [PATCH RFC V4 2/3] kvm: Note down when cpu relax intercepted or pause loop exited |
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On 07/17/2012 01:52 PM, Avi Kivity wrote: > On 07/16/2012 08:24 PM, Raghavendra K T wrote: >> So are you saying allow vcpu to spin in non over-commit scenarios? So >> that we avoid all yield_to etc... >> >> ( Or even in some other place where it is useful). > > When is yielding useful, if you're not overcommitted? >
Right. There is no need to do yield_to when run queue has only one task.
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