Re: [PATCH 2/2] perf, x86: Enable PDIR precise instructionprofiling on IvyBridge

From: Peter Zijlstra
Date: Wed Jun 13 2012 - 17:59:00 EST


On Wed, 2012-06-13 at 14:54 -0700, Andi Kleen wrote:
> Yes it's in effect, and it forces the event to counter 1.
> That is correct and that restriction is still there.

OK, when we cannot magically replace 'instructions' with pdir.
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