linux-kernel - Re: vmalloc_32 and SLAB incompatible in 2.6.23.9

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Message-ID: <20080123104329.GB25136@one.firstfloor.org>
Date:	Wed, 23 Jan 2008 11:43:29 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	Loïc Grenié <loic.grenie@...il.com>
Cc:	Andi Kleen <andi@...stfloor.org>, linux-kernel@...r.kernel.org
Subject: Re: vmalloc_32 and SLAB incompatible in 2.6.23.9

>      vmalloc_32 is using __vmalloc. I am much too ignorant to try and change
>   anything in mm/*.[ch]. If vmalloc_32 is incompatible with sl[aou]b, should'nt
>   it be either modified or removed ?

vmalloc does not use sl[aou]b for the data pages. That is why it can
support GFP_DMA32 (or even GFP_DMA if you wanted) 

-Andi
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