linux-kernel - Re: [PATCH 3/3] tracing: Remove leftover FTRACE_ENABLE/DISABLE

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Date:	Wed, 15 Sep 2010 12:10:33 -0400
From:	Valdis.Kletnieks@...edu
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...e.hu>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH 3/3] tracing: Remove leftover FTRACE_ENABLE/DISABLE_MCOUNT enums

On Tue, 14 Sep 2010 23:01:42 EDT, Steven Rostedt said:
> From: Steven Rostedt <srostedt@...hat.com>
> 
> The enums for FTRACE_ENABLE_MCOUNT and FTRACE_DISABLE_MCOUNT were
> used as commands to ftrace_run_update_code(). But these commands
> were used by the old nasty ftrace daemon that has long been slain.

> -	FTRACE_START_FUNC_RET		= (1 << 5),
> -	FTRACE_STOP_FUNC_RET		= (1 << 6),
> +	FTRACE_START_FUNC_RET		= (1 << 3),
> +	FTRACE_STOP_FUNC_RET		= (1 << 4),

This renumber isn't visible to user space, correct? (Asking because the enable/
disable apparently *were* visible to the since-slain userspace daemon)


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