linux-kernel - Re: [PATCH 2/2] tracing/function: simplify for __ftrace_replace

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Message-ID: <4A5EF315.7080909@cn.fujitsu.com>
Date:	Thu, 16 Jul 2009 17:29:57 +0800
From:	Li Zefan <lizf@...fujitsu.com>
To:	Xiao Guangrong <xiaoguangrong@...fujitsu.com>
CC:	Ingo Molnar <mingo@...e.hu>, Steven Rostedt <rostedt@...dmis.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/2] tracing/function: simplify for __ftrace_replace_code()

Xiao Guangrong wrote:
> Rewrite the __ftrace_replace_code() function, let it's simple, but
> not change the code's logic.
> 
> First, we get the state we want to set, if the record has the same
> state, then do nothing, if not, enable/disable it.
> 
> Signed-off-by: Xiao Guangrong <xiaoguangrong@...fujitsu.com>

Reviewed-by: Li Zefan <lizf@...fujitsu.com>

> ---
>  kernel/trace/ftrace.c |   75 +++++++++++++-----------------------------------
>  1 files changed, 21 insertions(+), 54 deletions(-)
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