From: Frederic Weisbecker <fweisbec@gmail.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: paulus <paulus@samba.org>,
stephane eranian <eranian@googlemail.com>,
Robert Richter <robert.richter@amd.com>,
Will Deacon <will.deacon@arm.com>,
Paul Mundt <lethal@linux-sh.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: perf_disable()
Date: Fri, 11 Jun 2010 23:04:06 +0200 [thread overview]
Message-ID: <20100611210405.GC5234@nowhere> (raw)
In-Reply-To: <1276273784.2077.2055.camel@twins>
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.
next prev parent reply other threads:[~2010-06-11 21:04 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-11 16:29 perf_disable() Peter Zijlstra
2010-06-11 16:52 ` perf_disable() Robert Richter
2010-06-11 17:17 ` perf_disable() Frederic Weisbecker
2010-06-11 20:29 ` perf_disable() Peter Zijlstra
2010-06-11 21:01 ` perf_disable() Frederic Weisbecker
2010-06-11 21:04 ` Frederic Weisbecker [this message]
2010-06-11 21:25 ` perf_disable() Peter Zijlstra
2010-06-14 9:23 ` perf_disable() Will Deacon
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