From: Ingo Molnar <mingo@elte.hu>
Date: Sat, 27 Jun 2009 04:10:30 +0000 (+0200)
Subject: perf stat: Add -n/--null option to run without counters
X-Git-Tag: v2.6.31-rc2~30^2~11
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0cfb7a13b8e4e0afd4b856156ab16a182de7505b;p=pandora-kernel.git

perf stat: Add -n/--null option to run without counters

Allow a no-counters run. This can be useful to measure just
elapsed wall-clock time - or to assess the raw overhead of perf
stat itself, without running any counters.

Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---

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