Re: [PATCH v2 02/11] perf/x86: Improve HT workaround GP counter constraint

From: Peter Zijlstra
Date: Wed May 27 2015 - 06:11:57 EST


On Wed, May 27, 2015 at 02:01:04AM -0700, Stephane Eranian wrote:
> But are you removing the incremental calls from the upper layer via
> x86_pmu.add()?
> If not, then you are saying the dynamic constraint you got for
> offcore_response, LBR
> or the HT workaround is still the best avail now.

sigh, see I knew I was missing something :/

So then for c->flag & DYNAMIC we should put and get again, right?
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