linux-kernel - Re: [PATCH 1/7] Introduce the pagetable_operations and associated helper macros.

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Date:	Wed, 21 Mar 2007 16:00:51 +0000
From:	Christoph Hellwig <hch@...radead.org>
To:	Adam Litke <agl@...ibm.com>
Cc:	Nick Piggin <nickpiggin@...oo.com.au>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Arjan van de Ven <arjan@...radead.org>,
	William Lee Irwin III <wli@...omorphy.com>,
	Christoph Hellwig <hch@...radead.org>,
	Ken Chen <kenchen@...gle.com>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/7] Introduce the pagetable_operations and associated helper macros.

On Wed, Mar 21, 2007 at 10:17:40AM -0500, Adam Litke wrote:
> > Also, it is going to be hugepage-only, isn't it? So should the naming be
> > changed to reflect that? And #ifdef it...
> 
> They are doing some interesting things on Cell that could take advantage
> of this.

That would be new to me.  What we need on Cell is fixing up the
get_unmapped_area mess which Ben is working on now.

And let me once again repeat that I don't like this at all.  I'll
rather have a few ugly ifdefs in strategic places than a big object
oriented mess like this with just a single user.

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