From mboxrd@z Thu Jan  1 00:00:00 1970
From: Carsten Otte <cotte@de.ibm.com>
Date: Fri, 17 Mar 2006 13:29:13 +0000
Subject: Re: [patch] mspec - special memory driver and do_no_pfn handler
Message-Id: <441AB9A9.2000704@de.ibm.com>
List-Id: <linux-ia64.vger.kernel.org>
References: <yq0k6auuy5n.fsf@jaguar.mkp.net>	 <20060316163728.06f49c00.akpm@osdl.org>	 <Pine.LNX.4.64.0603161659210.3618@g5.osdl.org> <1142571490.9022.37.camel@localhost.localdomain> <441A7E34.90508@sgi.com>
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To: Jes Sorensen <jes@sgi.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>, Linus Torvalds <torvalds@osdl.org>, Andrew Morton <akpm@osdl.org>, linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org, hch@lst.de, Hugh Dickins <hugh@veritas.com>

Jes Sorensen wrote:
> Well then the question is, would it simplify the code using no_pfn in
> this case? Hacking up fake struct page entries seems even more of a
> hack to me.
I second that. That's were we are with our dcss xip thing today.
It _is_ a hack to have a struct page that you don't need.

Carsten