linux-kernel - Re: [PATCH 1/2] Staging: only build the tree if we really want to

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Date:	Sat, 8 Nov 2008 10:30:44 -0800
From:	Greg KH <gregkh@...e.de>
To:	Stefan Richter <stefanr@...6.in-berlin.de>
Cc:	Greg KH <greg@...ah.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] Staging: only build the tree if we really want to

On Sat, Nov 08, 2008 at 04:59:37PM +0100, Stefan Richter wrote:
> Greg KH wrote:
> > --- a/drivers/staging/Kconfig
> > +++ b/drivers/staging/Kconfig
> > @@ -21,7 +21,23 @@ menuconfig STAGING
> >  
> >  	  If in doubt, say N here.
> >  
> > -if STAGING
> > +
> > +config STAGING_EXCLUDE_BUILD
> > +	bool "Exclude Staging drivers from being built"
> > +	default y
> > +	---help---
> ...
> > +if !STAGING_EXCLUDE_BUILD
> >  
> >  source "drivers/staging/et131x/Kconfig"
> >  
> > @@ -45,4 +61,4 @@ source "drivers/staging/at76_usb/Kconfig"
> >  
> >  source "drivers/staging/poch/Kconfig"
> >  
> > -endif # STAGING
> > +endif # !STAGING_EXCLUDE_BUILD
> 
> Which purpose is the STAGING kconfig variable serving after this?

Sitting there and looking pretty :)

> It controls the visibility of the menu, but switching it off won't
> switch off the staging drivers if they were previously enabled, would
> it?

Try it and look in wonder :)

If something affects the visibility of the menu for those config
options, it controls if those options can be enabled or not.

thanks,

greg k-h
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