linux-kernel - Re: [PATCH] ftrace: using pr_fmt for better printk output

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Date:	Tue, 17 Jul 2012 00:25:25 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	Joe Perches <joe@...ches.com>
Cc:	Jovi Zhang <bookjovi@...il.com>,
	Frédéric Weisbecker <fweisbec@...il.com>,
	Ingo Molnar <mingo@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ftrace: using pr_fmt for better printk output

On Mon, 2012-07-16 at 20:42 -0700, Joe Perches wrote:

> > diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
> []
> > @@ -13,6 +13,8 @@
> >   *  Copyright (C) 2004 William Lee Irwin III
> >   */
> > 
> > +#define pr_fmt(fmt) "ftrace: " fmt
> 
> #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt

Wouldn't a nicer patch be to move this into a header file and then
remove all the defines throughout the kernel tree?

Also, what is KBUILD_MODNAME defined as for non-modules? As ftrace is
not a module.

-- Steve


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