Re: [PATCH 2.6.21] cramfs: add cramfs Linear XIP

From: Christoph Hellwig
Date: Fri Jun 08 2007 - 04:12:12 EST

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.
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