Re: [PATCH 1/4] perf, x86: Add Intel Nehalem/Westmere uncore pmu

[Lin Ming]

On Thu, 2011-06-30 at 22:08 +0800, Peter Zijlstra wrote:
> On Thu, 2011-06-30 at 08:09 +0000, Lin Ming wrote:
> > +static struct pmu uncore_pmu = {
> 
> 	.task_ctx_nr = perf_invalid_context,

OK.

usage: perf stat [<options>] [<command>]

Currently, "perf stat" always need a <command> to do counting.
Need to change it to be optional.

So I may add a "P" option to specify which physical processor to count.

perf stat -P 3 -e uncore:rXXXX

> 
> > +       .event_init     = uncore_pmu_event_init,
> > +       .add            = uncore_pmu_add,
> > +       .del            = uncore_pmu_del,
> > +       .start          = uncore_pmu_start,
> > +       .stop           = uncore_pmu_stop,
> > +       .read           = uncore_pmu_read,
> > +}; 
> 
> 


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