linux-kernel - Re: [PATCH 2.6.21] cramfs: add cramfs Linear XIP

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Message-Id: <1179874709.17209.1.camel@localhost.localdomain>
Date:	Tue, 22 May 2007 15:58:29 -0700
From:	"Richard Griffiths (wrs)" <richard.griffiths@...driver.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Linux-kernel@...r.kernel.org, Carsten Otte <cotte@...ibm.com>
Subject: Re: [PATCH 2.6.21] cramfs: add cramfs Linear XIP

On Tue, 2007-05-22 at 15:49 -0700, Andrew Morton wrote:
> On Tue, 22 May 2007 15:09:39 -0700
> Richard Griffiths <res07ml0@...izon.net> wrote:
> 
> > Venerable cramfs fs Linear XIP patch originally from MontaVista, used in
> > the embedded Linux community for years, updated for 2.6.21. Tested on
> > several systems with NOR Flash. PXA270, TI OMAP2430, ARM Versatile and
> > Freescale iMX31ADS.
> 
> It's good to see some of these secret embedded patches heading in
> the mainline direction.
> 
> But we'd expected and hoped that flash-based XIP would be able to use
> the existing xip infrastructure, in mm/filemap_xip.c.  Not possible?
I don't know I'll look into it and see if it is possible.
> 
> The de-constification of cramfs_ops and cramfs_dir_inode_operations
> was, I assume, a mistake?
oops. Yes, Thanks Andrew.

Richard

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