linux-kernel - Re: [PATCH 00/12] perf lock: New subcommand "perf lock", for analyzing lock statistics

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Message-ID: <20100126042644.GB31666@suse.de>
Date:	Mon, 25 Jan 2010 20:26:44 -0800
From:	Greg KH <gregkh@...e.de>
To:	Hitoshi Mitake <mitake@....info.waseda.ac.jp>
Cc:	Jason Baron <jbaron@...hat.com>, Ingo Molnar <mingo@...e.hu>,
	linux-kernel@...r.kernel.org,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>,
	Tom Zanussi <tzanussi@...il.com>,
	Steven Rostedt <srostedt@...hat.com>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH 00/12] perf lock: New subcommand "perf lock", for
	analyzing lock statistics

On Mon, Jan 25, 2010 at 11:15:33PM +0900, Hitoshi Mitake wrote:
> But, perf depends on debugfs.
> I don't know about production box well,
> does your production box turns on debugfs?
> It seems that debugfs is not a thing for production box...

Not true, it is enabled in many "enterprise" distros these days.

thanks,

greg k-h
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