linux-kernel - Re: [patch 1/3] kmsg: Kernel message catalog macros.

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Message-Id: <200808131433.02966.rusty@rustcorp.com.au>
Date:	Wed, 13 Aug 2008 14:33:01 +1000
From:	Rusty Russell <rusty@...tcorp.com.au>
To:	Martin Schwidefsky <schwidefsky@...ibm.com>
Cc:	linux-kernel@...r.kernel.org, linux-s390@...r.kernel.org,
	lf_kernel_messages@...ts.linux-foundation.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Michael Holzheu <holzheu@...ibm.com>,
	Gerrit Huizenga <gh@...ibm.com>,
	Greg Kroah-Hartman <gregkh@...e.de>,
	Randy Dunlap <randy.dunlap@...cle.com>,
	Jan Kara <jack@...e.cz>, Pavel Machek <pavel@....cz>,
	Sam Ravnborg <sam@...nborg.org>, Joe Perches <joe@...ches.com>,
	Jochen Voß <jochen.voss@...glemail.com>,
	Kunai Takashi <kunai@...ux-foundation.jp>,
	Tim Bird <tim.bird@...sony.com>
Subject: Re: [patch 1/3] kmsg: Kernel message catalog macros.

On Thursday 31 July 2008 02:56:57 Martin Schwidefsky wrote:
> From: Michael Holzheu <holzheu@...ibm.com>
> From: Martin Schwidefsky <schwidefsky@...ibm.com>
>
> Introduce a new family of printk macros which prefixes each kmsg message
> with a component name and allows to tag the printk with a message id.

Can you hash the format string to generate the id?  6 hex digits should be 
enough, and your tool can check for clashes.  As it's bad form to have 
identical strings for different semantics anyway, this seems to make sense.

Rusty.
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