Re: [patch] mspec - special memory driver and do_no_pfn handler

On Fri, Mar 17, 2006 at 02:29:13PM +0100, Carsten Otte wrote:
> 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.

The same is true for the SPU support.  The way it's done currently works
which is great, but the way it's done is everything but nice.

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References:
- [patch] mspec - special memory driver and do_no_pfn handler
  - From: Jes Sorensen <[email protected]>
- Re: [patch] mspec - special memory driver and do_no_pfn handler
  - From: Andrew Morton <[email protected]>
- Re: [patch] mspec - special memory driver and do_no_pfn handler
  - From: Linus Torvalds <[email protected]>
- Re: [patch] mspec - special memory driver and do_no_pfn handler
  - From: Benjamin Herrenschmidt <[email protected]>
- Re: [patch] mspec - special memory driver and do_no_pfn handler
  - From: Jes Sorensen <[email protected]>
- Re: [patch] mspec - special memory driver and do_no_pfn handler
  - From: Carsten Otte <[email protected]>

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