linux-kernel - Re: [RFC] perf, x86: Segregate PMU workaraunds into x86_pmu_quirk

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Date:	Mon, 31 May 2010 15:43:47 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Robert Richter <robert.richter@....com>
Cc:	Cyrill Gorcunov <gorcunov@...il.com>, Ingo Molnar <mingo@...e.hu>,
	Frédéric Weisbecker <fweisbec@...il.com>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [RFC] perf, x86: Segregate PMU workaraunds into
 x86_pmu_quirk_ops structure

On Mon, 2010-05-31 at 15:00 +0200, Robert Richter wrote:
> 
> The quirk functions add additional code and ops structures to the
> already existing model specific code. This quirks would be fine if we
> would could merge model specific code and get unified code. But these
> model specific code cannot be replaced. So I rather prefer to
> implement cpu errata in model specific code.

The reason the existing quirk() function is called after *_pmu_init() is
because of the funny way it all writes to the console.


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