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Subject: Re: [PATCH 2/5] perf: generic intel uncore support
From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: "Yan, Zheng" <zheng.z.yan@intel.com>
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Date: Tue, 03 Apr 2012 00:11:33 +0200
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On Sun, 2012-04-01 at 11:11 +0800, Yan, Zheng wrote:
> 
> Because using per-cpu allocation is inconvenience for PCI uncore device.

What are those, where does one read about them and why?