Re: perf_disable()

From: Frederic Weisbecker
Date: Fri Jun 11 2010 - 17:04:13 EST

On Fri, Jun 11, 2010 at 06:29:44PM +0200, Peter Zijlstra wrote:
> There is a fun little recursion issue with perf_adjust_period(), where
> if we fully removed perf_disable() we could end up calling pmu::stop()
> twice and such.

We can have a local_t made nesting level on the stop/start that could easily
deal with this.

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