linux-kernel - Re: [PATCH] perf: add /proc/perf_events file for dump perf events info

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Message-ID: <1341476877.7709.0.camel@twins>
Date:	Thu, 05 Jul 2012 10:27:57 +0200
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	Jovi Zhang <bookjovi@...il.com>
Cc:	Ingo Molnar <mingo@...hat.com>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] perf: add /proc/perf_events file for dump perf events
 info

On Thu, 2012-07-05 at 16:23 +0800, Jovi Zhang wrote:
> This new /proc/perf_events file is used for real time dump all
> perf events info in whole system wide machine, this patch also add
> a new field perf_entry in struct perf_event, for connect to
> global list perf_events_list. 

This fails to mention why you'd want something like that.
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