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

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Message-ID: <alpine.DEB.2.00.1203111432020.790@chino.kir.corp.google.com>
Date:	Sun, 11 Mar 2012 14:32:22 -0700 (PDT)
From:	David Rientjes <rientjes@...gle.com>
To:	Sam Ravnborg <sam@...nborg.org>, Michal Marek <mmarek@...e.cz>
cc:	Arnaud Lacombe <lacombar@...il.com>,
	Pekka Enberg <penberg@...nel.org>,
	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, 4 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
> 

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