Re: [PATCH 1/1] perf tools: Add missing user space support forconfig1/config2
From: Andi Kleen
Date: Thu Apr 28 2011 - 22:28:51 EST
> I know it is fun to reinvent the wheel, but you ignored decades of
> experience in dealing with perf-counters when you ran off and invented
> perf_events. It will bite you eventually.
s/eventually//
A good example for that is perf events counted completely bogus LLC
generalized cache events for several releases (before the offcore patches
went in).
And BTW they now completely changed again with Peter's changed, counting
something quite different.
-Andi
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