Re: [PATCH] trace: use __this_cpu_inc/dec operation instead of__get_cpu_var

From: Christoph Lameter
Date: Mon Nov 19 2012 - 16:34:50 EST

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In reply to: Shan Wei: "[PATCH] trace: use __this_cpu_inc/dec operation instead of __get_cpu_var"
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On Mon, 19 Nov 2012, Shan Wei wrote:

> __this_cpu_inc_return() or __this_cpu_dec generates a single instruction,
> which is faster than __get_cpu_var operation.

Reviewed-by: Christoph Lameter <cl@xxxxxxxxx>
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