linux-kernel - Re: [Patch v1 04/10] perf/x86: add memory profiling via PEBS Load Latency

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Message-ID: <1351543469.4047.24.camel@twins>
Date:	Mon, 29 Oct 2012 21:44:29 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Stephane Eranian <eranian@...gle.com>
Cc:	Andi Kleen <ak@...ux.intel.com>,
	LKML <linux-kernel@...r.kernel.org>,
	"mingo@...e.hu" <mingo@...e.hu>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Jiri Olsa <jolsa@...hat.com>
Subject: Re: [Patch v1 04/10] perf/x86: add memory profiling via PEBS Load
 Latency

On Mon, 2012-10-29 at 21:39 +0100, Stephane Eranian wrote:
> But I think the right mechanism would be one where you
> can add events at boot time based on CPU model. It could be used
> to add the common events as well in the common part of the init
> code. 

mlin once posted something like that, it did some scary things with
sysfs without using the driver model -- which might or might not be
'right' (TM).

If someone has the stomach to stare at that code and then convince
gregkh that its not 'wrong' I'm all for it.
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