linux-kernel - Re: [RFC] x86,perf: Implement minimal P4 PMU driver v14

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Message-ID: <20100311182932.GC5129@lenovo>
Date:	Thu, 11 Mar 2010 21:29:32 +0300
From:	Cyrill Gorcunov <gorcunov@...il.com>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Lin Ming <ming.m.lin@...el.com>, "H. Peter Anvin" <hpa@...or.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Peter Zijlstra <peterz@...radead.org>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Stephane Eranian <eranian@...gle.com>,
	Robert Richter <robert.richter@....com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: Re: [RFC] x86,perf: Implement minimal P4 PMU driver v14

On Thu, Mar 11, 2010 at 07:16:46PM +0100, Ingo Molnar wrote:
> 
> * Cyrill Gorcunov <gorcunov@...nvz.org> wrote:
> 
[...]
> > x86,perf: Implement minimal P4 PMU driver v15
> 
> i also triggered this:
> 
> [  436.224139] PMU: Dep events are not implemented yet
> 

yes, it's expected since it's not implemented yet, but there
is a hope to implement it next week.

> 
> All in one, the P4 PMU perf driver works on this box like a charm and all the 
> common profiling workflows work out of box, without any serious limitations - 
> really nice work! (Obviously some events wont work yet, etc.)
> 

All credits go to Ming, he spent a lot of time to make this code working! :)

> So it's pretty impressive and i've queued up your patch in tip:perf/x86 and 
> will merge it into perf/core after others had a chance to test it too.
> 
> 	Ingo
> 

yeah, wide testing would be great. Thanks!

	-- Cyrill
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