linux-kernel - Re: [PATCH 0/29] x86/perfcounters: x86 and AMD cpu updates

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Message-Id: <1241004163.8021.256.camel@laptop>
Date:	Wed, 29 Apr 2009 13:22:43 +0200
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Robert Richter <robert.richter@....com>,
	Paul Mackerras <paulus@...ba.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/29] x86/perfcounters: x86 and AMD cpu updates

On Wed, 2009-04-29 at 13:09 +0200, Ingo Molnar wrote:
> * Robert Richter <robert.richter@....com> wrote:
> 
> > This patch series updates the perfcounters implementation mainly 
> > for the x86 architecture.
> 
> Wow, very nice series! Still havent looked through all of them, but 
> wanted to give some quick feedback that the splitup and direction 
> looks all good.

Agreed, patches look nice, thanks!

> > I developed this patches based on 03ced43 and later rebased to 
> > 1b88991. The latest tip/percounters/core branch seems to be 
> > broken, no nmis are delivered, only perfcounter interrupts with no 
> > results on kerneltop. I am still debugging this. However, I could 
> > test successfully the patch series based on 03ced43 and want to 
> > release the patches anyway.
> 
> hm, it works all fine for me. This is "perf top" output from an 
> AMD/Barcelona box:

Works on my opteron as well:

vendor_id       : AuthenticAMD                         
cpu family      : 15                                   
model           : 67                                   
model name      : Dual-Core AMD Opteron(tm) Processor 1216
stepping        : 2 



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