linux-kernel - Re: [RFC][PATCH 13/13] perf: Rework the PMU methods

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Message-ID: <1278769642.1998.34.camel@laptop>
Date:	Sat, 10 Jul 2010 15:47:22 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Frederic Weisbecker <fweisbec@...il.com>
Cc:	paulus <paulus@...ba.org>,
	stephane eranian <eranian@...glemail.com>,
	Robert Richter <robert.richter@....com>,
	Will Deacon <will.deacon@....com>,
	Paul Mundt <lethal@...ux-sh.org>,
	Cyrill Gorcunov <gorcunov@...il.com>,
	Lin Ming <ming.m.lin@...el.com>,
	Yanmin <yanmin_zhang@...ux.intel.com>,
	Deng-Cheng Zhu <dengcheng.zhu@...il.com>,
	David Miller <davem@...emloft.net>,
	Ingo Molnar <mingo@...e.hu>, linux-kernel@...r.kernel.org
Subject: Re: [RFC][PATCH 13/13] perf: Rework the PMU methods

On Sat, 2010-07-10 at 15:36 +0200, Frederic Weisbecker wrote:

> So, if I understood well, this is to avoid enabling an event from perf_pmu_enable()
> while the event was already stopped.

Right.

> Looks good but why this ARCH name then? This should be a kind of PERF_HES_ONCPU
> or so.

Because I failed to come up with a sensible name, ONCPU doesn't really
make sense either, its got nothing to do with CPUs.

_REALLY_STOPPED maybe, but then, that's a bad name too ;-)


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