linux-kernel - Re: [for-next][PATCH 9/9] tracing: Update debugfs README file

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Message-ID: <1363612730.25967.138.camel@gandalf.local.home>
Date:	Mon, 18 Mar 2013 09:18:50 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Namhyung Kim <namhyung@...nel.org>
Cc:	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...nel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	"zhangwei(Jovi)" <jovi.zhangwei@...wei.com>
Subject: Re: [for-next][PATCH 9/9] tracing: Update debugfs README file

On Mon, 2013-03-18 at 17:22 +0900, Namhyung Kim wrote:

> > +	"             example: echo do_fault:traceoff > set_ftrace_filter\n"
> > +	"                      echo do_trap:traceoff:3 > set_ftrace_filter\n"
> > +	"             The first one will disable tracing everytime do_fault is hit\n"
> > +	"             The second will disable tracing at most 3 times whne do_trap is hit\n"
> 
> s/whne/when/
> 
> It's slightly confusing for me to read the "at most" part.  Did you mean
> it by "The second will disable tracing after do_trace is hit 3 times"?

Yeah, I wrote this on little sleep. I'll revise it a little. Thanks!

-- Steve


> 
> > +	"             To remove trigger without count:\n"
> > +	"               echo '!<function>:<trigger> > set_ftrace_filter\n"
> > +	"             To remove trigger with a count:\n"
> > +	"               echo '!<function>:<trigger>:0 > set_ftrace_filter\n"
> > +	"  set_ftrace_notrace\t- echo function name in here to never trace.\n"
> > +	"            accepts: func_full_name, *func_end, func_begin*, *func_middle*\n"
> > +	"            modules: Can select a group via module command :mod:\n"
> > +	"            Does not accept triggers\n"
> > +#endif /* CONFIG_DYNAMIC_FTRACE */


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