linux-kernel - Re: The longest build error ever, ever, ever seen :) (Re: linux-next: Tree for November 26)

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Message-ID: <20101127182723.GA5389@suse.de>
Date:	Sat, 27 Nov 2010 10:27:23 -0800
From:	Greg KH <gregkh@...e.de>
To:	Valdis.Kletnieks@...edu
Cc:	Zimny Lech <napohybelskurwysynom2010@...il.com>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
	Andres More <more.andres@...il.com>,
	Charles Cl?ment <caratorn@...il.com>,
	devel@...verdev.osuosl.org, Mike McCormack <mikem@...g3k.org>,
	Radu Voicilas <rvoicilas@...il.com>
Subject: Re: The longest build error ever, ever, ever seen :) (Re:
 linux-next: Tree for November 26)

On Sat, Nov 27, 2010 at 01:12:27PM -0500, Valdis.Kletnieks@...edu wrote:
> On Sat, 27 Nov 2010 08:45:55 PST, Greg KH said:
> > On Sat, Nov 27, 2010 at 09:56:45AM +0100, Zimny Lech wrote:
> > > Ave!
> > > 
> > > 2010/11/26 Stephen Rothwell <sfr@...b.auug.org.au>:
> > > > Hi all,
> > > >
> > > 
> > > OMG, LOL, this one is awesome :) The longest build error ever, ever,
> > > ever seen! Fscking awesome, someone gets Guiness World Record :)
> > > 
> > >   LD      drivers/staging/built-in.o
> > > drivers/staging/rtl8192e/built-in.o: In function `rtl8192_setBBreg':
> > > (.text+0xae00): multiple definition of `rtl8192_setBBreg'
> > > drivers/staging/rtl8192u/built-in.o:(.text+0xa1a0): first defined here
> > 
> > You built both of these drivers into the kernel, which causes the
> > problem.  Try building them as modules, or just one as a module, and
> > that will solve the problem.
> 
> We probably should create some Kconfig magic to prevent this situation?
> 
> 	depends (othermodule != 'y') || (myself != 'y')
> 
> or am I on the wrong track here?

Just make each module depend on 'm' so that they can not be built into
the kernel, and all should be fine.

thanks,

greg k-h
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