linux-kernel - Re: randconfig chosing more than one slab allocator

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Message-ID: <alpine.LFD.2.02.1203271323420.19093@tux.localdomain>
Date:	Tue, 27 Mar 2012 13:25:04 +0300 (EEST)
From:	Pekka Enberg <penberg@...nel.org>
To:	David Rientjes <rientjes@...gle.com>
cc:	Sam Ravnborg <sam@...nborg.org>, Michal Marek <mmarek@...e.cz>,
	Arnaud Lacombe <lacombar@...il.com>,
	Christoph Lameter <cl@...ux.com>, linux-kbuild@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: randconfig chosing more than one slab allocator

On Sun, 11 Mar 2012, David Rientjes wrote:
> > Hi folks,
> > 
> > make randconfig seems to allow chosing more than one slab allocator 
> > although they are all part of a choice,endchoice block (and none are 
> > tristate).  The following quickly finds both CONFIG_SLUB and CONFIG_SLOB 
> > enabled:
> > 
> > $ while [ 1 ]; do make randconfig &> /dev/null; if [ $(grep "CONFIG_SL[OU]B=y" .config | wc -l) == 2 ]; then break; fi; done
> > $ grep CONFIG_SL[OU]B=y .config
> > CONFIG_SLUB=y
> > CONFIG_SLOB=y
> 
> Ping on this?

I'm fairly sure this is a kbuild issue and that init/Kconfig is correct.

			Pekka
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