linux-kernel - Re: [PATCH v2 4/4] perf/x86/uncore: modularize Intel uncore driver

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Date:	Fri, 25 Apr 2014 22:44:43 +0800
From:	"Yan, Zheng" <zheng.z.yan@...el.com>
To:	Peter Zijlstra <peterz@...radead.org>
CC:	Stephane Eranian <eranian@...gle.com>,
	Ingo Molnar <mingo@...nel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Arnaldo Carvalho de Melo <acme@...radead.org>,
	Andi Kleen <andi@...stfloor.org>
Subject: Re: [PATCH v2 4/4] perf/x86/uncore: modularize Intel uncore driver

On 04/25/2014 10:35 PM, Peter Zijlstra wrote:
> On Fri, Apr 25, 2014 at 10:06:15PM +0800, Yan, Zheng wrote:
>> the uncore driver does not support NHM/WSM-EP (I don't know the module numbers for NHM/WSM-EP, maybe I'm wrong)
> 
> My wsm-ep has /sys/bus/event_source/devices/uncore so I suppose the
> driver loaded. Its model 44 fwiw.
> 
> Also, from the uncore driver:
> 
> 	switch (boot_cpu_data.x86_model) {
> 	case 26: /* Nehalem */
> 	case 30:
> 	case 37: /* Westmere */
> 	case 44:
> 		msr_uncores = nhm_msr_uncores;
> 		break;
> 

looks like the uncore in NHM/WSM-EP is the same as uncore in desktop version NHM/WSM.

Regards
Yan, Zheng


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