Date: Wed, 13 Apr 2011 09:08:54 -0500 (CDT)
From: Christoph Lameter <cl@linux.com>
To: shaohua.li@intel.com
cc: linux-kernel@vger.kernel.org, akpm@linux-foundation.org, tj@kernel.org,
        eric.dumazet@gmail.com
Subject: Re: [patch v2 0/4] percpu_counter: cleanup and fix
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References: <20110413075715.090406229@sli10-conroe.sh.intel.com>
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On Wed, 13 Apr 2011, shaohua.li@intel.com wrote:

> Cleanup percpu_counter code and fix some bugs. The main purpose is to convert
> percpu_counter to use atomic64, which is useful for workloads which cause
> percpu_counter->lock contented. In a workload I tested, the atomic method is
> 50x faster (please see patch 4 for detail).

Could you post your test and the results please?

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