linux-kernel - Re: [PATCH 5/9] perf, tools, stat: Move noise/running printing into printout

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Message-ID: <20150924090159.GF2024@krava.redhat.com>
Date:	Thu, 24 Sep 2015 11:01:59 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	acme@...nel.org, jolsa@...nel.org, linux-kernel@...r.kernel.org,
	Andi Kleen <ak@...ux.intel.com>
Subject: Re: [PATCH 5/9] perf, tools, stat: Move noise/running printing into
 printout

On Mon, Sep 21, 2015 at 04:50:00PM -0700, Andi Kleen wrote:
> From: Andi Kleen <ak@...ux.intel.com>
> 
> Move the running/noise printing into printout to avoid
> duplicated code in the callers.
> 
> v2: Merged with other patches. Remove unnecessary hunk.
> Readd hunk that ended in earlier patch.
> Signed-off-by: Andi Kleen <ak@...ux.intel.com>

before this patch:

[jolsa@...va perf]$ ./perf stat -e cycles  -I 1000 -x, yes > /dev/null
     1.000094538,3096196189,,cycles,999950202,100.00
     2.000221468,3166074438,,cycles,1000343225,100.00
     3.000337023,3176613442,,cycles,1000467727,100.00


after this patch:

[jolsa@...va perf]$ ./perf stat -e cycles  -I 1000 -x, yes > /dev/null
     1.000108411,3181447248,,cycles
     2.000223843,3183422336,,cycles
     3.000327830,3176506268,,cycles


jirka
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