linux-kernel - Re: [PATCH v2 1/2] kmem_cache: include allocators code directly into slab

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Message-ID: <0000013a932d456c-8f0cbbce-e3f7-4f2a-b051-7b093a8cfc7e-000000@email.amazonses.com>
Date:	Wed, 24 Oct 2012 14:29:09 +0000
From:	Christoph Lameter <cl@...ux.com>
To:	andi@...stfloor.org
cc:	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	Joonsoo Kim <js1304@...il.com>,
	David Rientjes <rientjes@...gle.com>,
	Pekka Enberg <penberg@...nel.org>,
	Glauber Costa <glommer@...allels.com>
Subject: Re: [PATCH v2 1/2] kmem_cache: include allocators code directly into
 slab_common

On Wed, 24 Oct 2012, Glauber Costa wrote:

> Because of that, we either have to move all the entry points to the
> mm/slab.h and rely heavily on the pre-processor, or include all .c files
> in here.

Hmm... That is a bit of a radical solution. The global optimizations now
possible with the new gcc compiler include the ability to fold functions
across different linkable objects. Andi, is that usable for kernel builds?


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