netdev - Re: [PATCH] Make FC, FDDI, HIPPI and TR tristate

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Date:	Sat, 29 Dec 2007 02:52:08 +0200
From:	Adrian Bunk <bunk@...nel.org>
To:	Jan Engelhardt <jengelh@...putergmbh.de>
Cc:	jgarzik@...ox.com, netdev@...r.kernel.org
Subject: Re: [PATCH] Make FC, FDDI, HIPPI and TR tristate

On Sat, Dec 29, 2007 at 01:41:23AM +0100, Jan Engelhardt wrote:
> 
> On Dec 29 2007 02:09, Adrian Bunk wrote:
> >On Sat, Dec 29, 2007 at 12:45:12AM +0100, Jan Engelhardt wrote:
> >> Turn CONFIG_FC, CONFIG_FDDI, CONFIG_HIPPI and CONFIG_TR into tristate
> >> so they can be built as modules. This will allow CONFIG_LLC to be
> >> built as a module too, overall reducing the core kernel image size.
> >>...
> >
> >Just an example of code you have to fix if you do this:
> >
> >$ grep -r "#ifdef CONFIG_TR" net/
> 
> Ah, thank you for reminding me. For lec.c, would it be ok to do
> 
> #if defined(CONFIG_TR) || defined(CONFIG_TR_MODULE)
> #	define WITH_TR 1
> #endif
>...

#if defined(CONFIG_TR) || (defined(CONFIG_TR_MODULE) && defined(MODULE))

Otherwise stuff like calling alloc_trdev() will cause build errors with 
CONFIG_TR=m, CONFIG_ATM_LANE=y.

cu
Adrian

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed

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