linux-kernel - Re: [PATCH] perf, x86: Make cycles:p working on SNB

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Date:	Thu, 24 May 2012 17:53:47 +0900
From:	Namhyung Kim <namhyung.kim@....com>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc:	Ingo Molnar <mingo@...hat.com>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	Paul Mackerras <paulus@...ba.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Stephane Eranian <eranian@...gle.com>
Subject: Re: [PATCH] perf, x86: Make cycles:p working on SNB

Hi, Peter

On Thu, 24 May 2012 09:27:51 +0200, Peter Zijlstra wrote:
> Also I'm thinking you're using SNB-EP (you didn't say) since regular SNB
> has PEBS disabled as per (6a600a8b).
>

I don't actually have an idea whether it's a SNB-EP or regular
one. ;-p Is Model 45 a SNB-EP?

namhyung@...ong:perf$ head /proc/cpuinfo 
processor	: 0
vendor_id	: GenuineIntel
cpu family	: 6
model		: 45
model name	: Intel(R) Core(TM) i7-3930K CPU @ 3.20GHz
stepping	: 7
microcode	: 0x704
cpu MHz		: 1200.000
cache size	: 12288 KB
physical id	: 0


Thanks,
Namhyung
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