Messages in this thread | | | Date | Mon, 2 Jul 2012 14:00:08 -0700 | From | Andi Kleen <> | Subject | Re: [PATCH 2/5] perf, x86: Enable PDIR precise instruction profiling on IvyBridge |
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> If anything its an PEBS alias, we have infrastructure for that, yet you > invent new things.
Ok. > > You do random things like only :pp for no apparent reason.
At which p level do you want it? Or on by default?
> > PDIR is only supported on a single counter, regular PEBS 'instructions' > events allow for 4+ counters. Therefore a direct substitution is not > valid.
Ok so you want a new flag? Or a new event?
-Andi
-- ak@linux.intel.com -- Speaking for myself only
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