linux-kernel - Re: [PATCH] ftracetest: replace usleep by sleep

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Message-ID: <20150326001023.GA15929@sejong>
Date:	Thu, 26 Mar 2015 09:10:23 +0900
From:	Namhyung Kim <namhyung@...nel.org>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	Luis Henriques <luis.henriques@...onical.com>,
	Shuah Khan <shuahkh@....samsung.com>,
	linux-kernel@...r.kernel.org,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>
Subject: Re: [PATCH] ftracetest: replace usleep by sleep

Hi Steve,

On Wed, Mar 25, 2015 at 03:51:19PM -0400, Steven Rostedt wrote:
> On Wed, 25 Mar 2015 19:02:41 +0000
> Luis Henriques <luis.henriques@...onical.com> wrote:
> 
> 
> > Would a 'sleep 1' be acceptable?  Do we care about the execution time?
> 
> Yes we do. Thus we are thinking of doing some other command, or perhaps
> nothing at all. But I think that's where we ended.

Right.  I also forgot about the patch, sorry.

So what we really need is an (sched) event, and 'cat trace' itself
will generate one before reading the trace buffer.

I'll resend the patch soon.

Thanks,
Namhyung
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