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Re: [Xen-devel] [PATCH RFC V8 0/17] Paravirtualized ticket spinlocks

On 05/07/2012 04:46 PM, Srivatsa Vaddagiri wrote:
> * Raghavendra K T <raghavendra.kt@xxxxxxxxxxxxxxxxxx> [2012-05-07 19:08:51]:
> > I 'll get hold of a PLE mc  and come up with the numbers soon. but I
> > 'll expect the improvement around 1-3% as it was in last version.
> Deferring preemption (when vcpu is holding lock) may give us better than 1-3% 
> results on PLE hardware. Something worth trying IMHO.

Is the improvement so low, because PLE is interfering with the patch, or
because PLE already does a good job?

error compiling committee.c: too many arguments to function

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