linux-kernel - Re: the usage of DEBUG

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Message-Id: <20070308111858.9352f51d.randy.dunlap@oracle.com>
Date:	Thu, 8 Mar 2007 11:18:58 -0800
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	"Robert P. J. Day" <rpjday@...dspring.com>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: the usage of DEBUG_DRIVER seems ambiguous

On Wed, 7 Mar 2007 19:44:41 -0500 (EST) Robert P. J. Day wrote:

> 
>   the usage of the DEBUG_DRIVER preprocessor variable is a big
> confusing:
> 
> $ $ grep -rw DEBUG_DRIVER *
> drivers/net/sunlance.c:#undef DEBUG_DRIVER
> drivers/net/a2065.c:#ifdef DEBUG_DRIVER
> drivers/net/a2065.c:#ifdef DEBUG_DRIVER
> drivers/net/7990.c:#ifdef DEBUG_DRIVER
> drivers/net/7990.c:#ifdef DEBUG_DRIVER
> drivers/base/Kconfig:config DEBUG_DRIVER
> ...
> 
>   it's clearly a configuration variable, but it's also being used by
> itself in a few drivers/net/ source files.  is that deliberate?

The ones in drivers/net/ are just local driver debug controls.
They happen to have the same name as a (likely newer) kconfig symbol.

Is there a real problem that needs to be fixed?

---
~Randy
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