linux-kernel - Re: [PATCH 1/4] perf tool: Parse general/raw events from sysfs

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Message-ID: <20111221165233.GL16765@erda.amd.com>
Date:	Wed, 21 Dec 2011 17:52:33 +0100
From:	Robert Richter <robert.richter@....com>
To:	Arnaldo Carvalho de Melo <acme@...hat.com>
CC:	Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...e.hu>,
	Stephane Eranian <eranian@...gle.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Lin Ming <ming.m.lin@...el.com>
Subject: Re: [PATCH 1/4] perf tool: Parse general/raw events from sysfs

On 15.12.11 18:23:41, Robert Richter wrote:
> From: Lin Ming <ming.m.lin@...el.com>
> 
> PMU can export general events to sysfs, for example,
> 
> /sys/bus/event_source/devices/uncore/events
> └── cycle
> 
> Then specify the event as <pmu>:<event>,
> 
> $ sudo perf stat -a -C 0 -e uncore:cycle
> ^C
>  Performance counter stats for 'CPU 0':
> 
>         56,547,314 uncore:cycle
> 
> Raw event can be specified as <pmu>:rXXXX
> 
> $ sudo perf stat -a -C 0 -e uncore:r0101
> ^C
>  Performance counter stats for 'CPU 0':
> 
>              8,504 uncore:r0101
> 
> Signed-off-by: Lin Ming <ming.m.lin@...el.com>

Forgot this:

Signed-off-by: Robert Richter <robert.richter@....com>

-Robert

-- 
Advanced Micro Devices, Inc.
Operating System Research Center

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