linux-kernel - Re: [DRAFT PATCH 2/3] perf: Implement Nehalem uncore pmu

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Date:	Tue, 09 Nov 2010 13:01:12 +0800
From:	Lin Ming <ming.m.lin@...el.com>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Ingo Molnar <mingo@...hat.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Arjan van de Ven <arjan@...radead.org>,
	Stephane Eranian <eranian@...gle.com>,
	"robert.richter@....com" <robert.richter@....com>,
	Cyrill Gorcunov <gorcunov@...il.com>,
	"paulus@...ba.org" <paulus@...ba.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	Corey Ashford <cjashfor@...ux.vnet.ibm.com>,
	lkml <linux-kernel@...r.kernel.org>
Subject: Re: [DRAFT PATCH 2/3] perf: Implement Nehalem uncore pmu

On Mon, 2010-11-08 at 20:20 +0800, Andi Kleen wrote:
> Lin Ming <ming.m.lin@...el.com> writes:
> 
> Looking at a an old patch.
> 
> > +
> > +static void uncore_pmu_disable_events(void)
> > +{
> > +	struct uncore_cpu_hw_events *cpuc = &__get_cpu_var(uncore_cpu_hw_events);
> > +	int node = numa_node_id();
> 
> Using numa_node_id() here implies this can't be used when NUMA is turned
> off. Better use the package id.

Right, will fix it with topology_physical_package_id.

Thanks.

> 
> -Andi
> 


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