On 06/02/2015 00:34, Marcelo Tosatti wrote:
> You want at least a basic procedure to estimate a value
> (its a function of the device after all).

I will add a tracepoint.

> Rather than halt_successful_poll's, i suppose the optimum 
> can be estimated from a dataset containing entries
> in the form:
> 
> interrupt time - hlt time
> 
> Then choose a given value from that table.

Yes.

Paolo
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