Subject: Re: [PATCH/RFC v1 0/2] Human readable performance event
 description in sysfs
From: Peter Zijlstra <peterz@infradead.org>
To: Jamie Iles <jamie.iles@picochip.com>
Cc: =?UTF-8?Q?Micha=C5=82?= Nazarewicz <m.nazarewicz@samsung.com>,
       Tomasz Fujak <t.fujak@samsung.com>, jpihet@mvista.com,
       p.osciak@samsung.com, will.deacon@arm.com, linux-kernel@vger.kernel.org,
       kyungmin.park@samsung.com, mingo@elte.hu,
       linux-arm-kernel@lists.infradead.org, m.szyprowski@samsung.com
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Date: Wed, 20 Jan 2010 14:39:39 +0100
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On Wed, 2010-01-20 at 13:31 +0000, Jamie Iles wrote:
> Personally I think this is a good idea. At the moment 'perf list' gives lots
> of events that the system isn't capable of counting. Admittedly it's fairly
> easy to see if they are supported but it would be nice if the list reflected
> the countable events. perf already does this for the tracing events so it
> would be nice if it did the same for the hardware events. I guess the same
> hierarchy would be nice too. 

This seems to be missing the patch that extends perf list to report the
support and counting status for the events on the current machine :-)

Furthermore, /proc/cpuinfo should be enough information to come up with
an arch specific set of events to be translated into raw.


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