From: "Jared Hulbert" <jaredeh@gmail.com>
To: "Christoph Hellwig" <hch@infradead.org>,
carsteno@de.ibm.com, "Jared Hulbert" <jaredeh@gmail.com>,
"Nick Piggin" <nickpiggin@yahoo.com.au>,
"Andrew Morton" <akpm@linux-foundation.org>,
richard.griffiths@windriver.com,
"Richard Griffiths" <res07ml0@verizon.net>,
Linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2.6.21] cramfs: add cramfs Linear XIP
Date: Fri, 8 Jun 2007 09:05:32 -0700 [thread overview]
Message-ID: <6934efce0706080905h253d9e3apd4168c5d14d305e5@mail.gmail.com> (raw)
In-Reply-To: <20070608080401.GA17684@infradead.org>
On 6/8/07, Christoph Hellwig <hch@infradead.org> wrote:
> On Fri, Jun 08, 2007 at 09:59:20AM +0200, Carsten Otte wrote:
> > Christoph Hellwig wrote:
> > >Jared's patch currently does ioremap on mount (and no iounmap at all).
> > >That mapping needs to move from the filesystem to the device driver.
> > The device driver needs to do ioremap on open(), and iounmap() on
> > release. That's effectively what our block driver does.
>
> Yes, exactly.
Okay so we need some driver that opens/closes this ROM. This has been
done from the dcss block device but that doesn't make sense for most
embedded systems. The MTD allows for this with point(),unpoint().
That should work just fine. It does introduce the MTD as a dependancy
which is unnecessary in many systems, but it will work now.
next prev parent reply other threads:[~2007-06-08 16:05 UTC|newest]
Thread overview: 73+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-22 22:09 Richard Griffiths
2007-05-22 22:49 ` Andrew Morton
2007-05-22 22:58 ` Richard Griffiths (wrs)
2007-05-23 7:51 ` Carsten Otte
2007-05-23 15:25 ` Richard Griffiths (wrs)
2007-05-24 6:46 ` Carsten Otte
2007-05-23 17:21 ` Jared Hulbert
2007-05-24 6:57 ` Carsten Otte
2007-05-29 5:10 ` Nick Piggin
2007-06-02 0:48 ` Jared Hulbert
2007-06-02 8:42 ` Nick Piggin
2007-06-04 13:32 ` Carsten Otte
2007-06-06 11:13 ` Jared Hulbert
2007-06-06 11:33 ` Christoph Hellwig
2007-06-06 15:17 ` Richard Griffiths
2007-06-06 15:50 ` Christoph Hellwig
2007-06-06 16:09 ` Jared Hulbert
2007-06-06 16:07 ` Jared Hulbert
2007-06-06 16:16 ` Christoph Hellwig
2007-06-06 18:26 ` Jared Hulbert
2007-06-07 19:37 ` Christoph Hellwig
2007-06-07 19:40 ` Christoph Hellwig
2007-06-07 20:27 ` Jared Hulbert
2007-06-08 7:39 ` Carsten Otte
2007-06-07 21:11 ` Jared Hulbert
2007-06-07 21:15 ` Christoph Hellwig
2007-06-07 22:59 ` Jared Hulbert
2007-06-08 13:19 ` Jörn Engel
2007-06-08 13:10 ` Jörn Engel
2007-06-06 16:15 ` Carsten Otte
2007-06-06 16:23 ` Christoph Hellwig
2007-06-06 18:40 ` Jared Hulbert
2007-06-06 22:59 ` Matt Mackall
2007-06-07 17:07 ` Carsten Otte
2007-06-07 19:38 ` Christoph Hellwig
2007-06-07 20:34 ` Jared Hulbert
2007-06-08 7:28 ` Christoph Hellwig
2007-06-08 16:02 ` Jared Hulbert
2007-06-08 7:17 ` Carsten Otte
2007-06-08 7:26 ` Christoph Hellwig
2007-06-08 7:50 ` Carsten Otte
2007-06-08 7:57 ` Christoph Hellwig
2007-06-08 7:59 ` Carsten Otte
2007-06-08 8:04 ` Christoph Hellwig
2007-06-08 16:05 ` Jared Hulbert [this message]
2007-06-08 16:09 ` Christoph Hellwig
2007-06-08 16:11 ` Jared Hulbert
2007-06-08 16:15 ` Christoph Hellwig
2007-06-08 17:51 ` Jörn Engel
2007-06-08 19:04 ` Carsten Otte
2007-06-08 19:06 ` Carsten Otte
2007-06-08 19:36 ` Jörn Engel
2007-06-09 7:55 ` Carsten Otte
2007-06-09 10:37 ` Jörn Engel
2007-06-08 23:02 ` Jared Hulbert
2007-06-07 21:19 ` Jared Hulbert
2007-06-06 12:05 ` Carsten Otte
2007-06-06 19:01 ` Jared Hulbert
2007-06-07 1:00 ` Justin Treon
2007-06-13 0:11 ` Jared Hulbert
2007-06-14 13:57 ` Carsten Otte
2007-06-14 16:53 ` Jared Hulbert
2007-06-15 9:22 ` Carsten Otte
2007-06-15 11:49 ` Heiko Carstens
2007-06-15 17:30 ` Jared Hulbert
2007-06-18 7:38 ` Carsten Otte
2007-06-15 13:53 ` Carsten Otte
2007-06-15 21:46 ` Jared Hulbert
2007-05-23 8:21 ` Alistair John Strachan
2007-05-24 20:22 ` Jared Hulbert
2007-05-24 20:52 ` Richard Griffiths
2007-05-24 21:21 ` Jared Hulbert
[not found] <337240.79058.qm@web59309.mail.re1.yahoo.com>
2007-06-09 8:09 ` Carsten Otte
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