linux-kernel - Re: [PATCH V6 06/13] perf: Add Nehalem and Sandy Bridge uncore support

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Message-ID: <1339777914.2559.79.camel@twins>
Date:	Fri, 15 Jun 2012 18:31:54 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	"Yan, Zheng" <zheng.z.yan@...el.com>
Cc:	mingo@...e.hu, jolsa@...hat.com, eranian@...gle.com,
	andi@...stfloor.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH V6 06/13] perf: Add Nehalem and Sandy Bridge uncore
 support

On Fri, 2012-06-15 at 17:28 +0200, Peter Zijlstra wrote:
> On Fri, 2012-06-15 at 14:31 +0800, Yan, Zheng wrote:
> > @@ -808,6 +994,14 @@ static int __init uncore_cpu_init(void)
> >         int ret, cpu;
> >  
> >         switch (boot_cpu_data.x86_model) {
> > +       case 26: /* Nehalem */
> > +       case 30:
> > +       case 37: /* Westmere */
> > +               msr_uncores = nhm_msr_uncores;
> > +               break;
> > +       case 42: /* Sandy Bridge */
> > +               msr_uncores = snb_msr_uncores;
> > +               break; 
> 
> What about WSP-EP (44)? Does it have an uncore similar to the regular
> WSM (37) or WSM-EX / Xeon-E7 (47) ?

I added the 44 and this seems to work.. that is, it didn't die due to
incorrect MSR access quite yet.
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