Re: [PATCH 2/5] perf, x86: Enable PDIR precise instruction profilingon IvyBridge
From: Andi Kleen
Date: Mon Jul 02 2012 - 17:00:06 EST
> If anything its an PEBS alias, we have infrastructure for that, yet you
> invent new things.
> 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
Ok so you want a new flag? Or a new event?
ak@xxxxxxxxxxxxxxx -- Speaking for myself only
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