linux-kernel - Re: the usage of DEBUG

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Message-ID: <Pine.LNX.4.64.0703081459020.8254@CPE00045a9c397f-CM001225dbafb6>
Date:	Thu, 8 Mar 2007 14:59:56 -0500 (EST)
From:	"Robert P. J. Day" <rpjday@...dspring.com>
To:	Randy Dunlap <randy.dunlap@...cle.com>
cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: the usage of DEBUG_DRIVER seems ambiguous

On Thu, 8 Mar 2007, Randy Dunlap wrote:

> 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?

nope, if they were deliberately named that way, and weren't meant to
be associated with the Kconfig variable of that same name.

rday
-- 
========================================================================
Robert P. J. Day
Linux Consulting, Training and Annoying Kernel Pedantry
Waterloo, Ontario, CANADA

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