From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Fri, 4 Sep 2009 16:23:38 +0000 (+0200)
Subject: perf stat: Clean up statistics calculations a bit more
X-Git-Tag: v2.6.32-rc1~720^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=849abde92bd3314a4894f2b4f70b30c2accf8653;p=pandora-kernel.git

perf stat: Clean up statistics calculations a bit more

Remove some, now useless, global storage.
Don't calculate the stddev when not needed.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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