linux-kernel - Re: [tracing] 939c7a4f04f: -46.4% cpuidle.C3-IVT.time

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Message-ID: <20140618132708.38f1a7fc@gandalf.local.home>
Date:	Wed, 18 Jun 2014 13:27:08 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Jet Chen <jet.chen@...el.com>
Cc:	Yoshihiro YUNOMAE <yoshihiro.yunomae.ez@...achi.com>,
	Fengguang Wu <fengguang.wu@...el.com>,
	LKML <linux-kernel@...r.kernel.org>, lkp@...org
Subject: Re: [tracing] 939c7a4f04f: -46.4% cpuidle.C3-IVT.time

On Wed, 18 Jun 2014 11:15:44 +0800
Jet Chen <jet.chen@...el.com> wrote:

> Hi Yoshihiro,
> 
> FYI, we noticed the below changes on
> 
> commit 939c7a4f04fcd2162109744e8bf88194948a6e65 ("tracing: Introduce saved_cmdlines_size file")
> 
> test case: brickland3/aim7/3000-brk_test

Um, do these tests run with tracing enabled and on? If not, the code in
the above mentioned commit is never executed.

Something may be whacky with your bisect.

-- Steve

> 
> beba4bb096201ce  939c7a4f04fcd2162109744e8
> ---------------  -------------------------

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