linux-kernel - Re: new warnings from partial _

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Date:	Tue, 27 Nov 2012 08:39:57 -0500
From:	wfp5p@...idian.itc.virginia.edu (Bill Pemberton)
To:	gregkh@...uxfoundation.org
Cc:	arnd@...db.de (Arnd Bergmann),
	linux-kernel@...r.kernel.org (linux-kernel@...r.kernel.org)
Subject: Re: new warnings from partial __devexit removal

gregkh@...uxfoundation.org writes:
> 
> On Mon, Nov 26, 2012 at 08:38:32PM +0000, Arnd Bergmann wrote:
> > This is probably known and fixed already, but in case it's not, let me just
> > mention that I saw two new warnings with ARM allyesconfig about a
> > __devexit being removed but the __devexit_p() still being there:
> > 
> > drivers/tty/serial/xilinx_uartps.c:1000:12: error: 'xuartps_remove' defined but not used [-Werror=unused-function]
> > drivers/usb/gadget/mv_udc_core.c:2131:12: error: 'mv_udc_remove' defined but not used [-Werror=unused-function]
> 
> What platform has -Werror=unused-function set?
> 
> Bill, care to send follow-on patches to resolve these warnings?
> 

I don't understand how my changes would causing the warning.  Both
functions are put in the platform_driver struct using __exit_p, not
__devexit_p.  It seems like you should get the warning with or without
my changes as long as MODULE is not defined.

-- 
Bill


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