linux-kernel - Re: [REPOST PATCH] ftrace: Remove the unused variant ftrace_update

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Message-ID: <20150916021637.GA8857@t440s.lenovo>
Date:	Wed, 16 Sep 2015 10:16:37 +0800
From:	Minfei Huang <mnfhuang@...il.com>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	Minfei Huang <mhuang@...hat.com>, mingo@...hat.com,
	linux-kernel@...r.kernel.org
Subject: Re: [REPOST PATCH] ftrace: Remove the unused variant
 ftrace_update_time

On 09/15/15 at 01:01pm, Steven Rostedt wrote:
> On Wed, 16 Sep 2015 00:32:02 +0800
> Minfei Huang <mnfhuang@...il.com> wrote:
>  
> > There is one more confusion. Is it valuable to export such info to
> > userspace? What does user do, if kernel exports this?
> 
> Nothing. The dyn_ftrace_total_info is purely for debugging ftrace. It's
> something I use.
> 

hmmm...

Thanks. I don't insist for this patch, if you want to export this
variant to userspace.

Thanks
Minfei
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