Some news for this: [PATCH] [MTD] BLOCK_RO: Readonly Block Device Layer Over MTD ?
Gregory CLEMENT
gclement00 at gmail.com
Wed Nov 21 12:32:49 EST 2007
2007/11/21, Jörn Engel <joern at logfs.org>:
> On Wed, 21 November 2007 10:58:17 -0600, Josh Boyer wrote:
> > > 2007/11/21, Jörn Engel <joern at logfs.org>:
> > > >
> > > > What problem does the driver solve?
> > > It allow to use cramfs/squashfs/fat in read-only on NAND flash for
> > > embedded systems.
> >
> > Not really. It allows you to put one of those filesystems into
> > NAND using a bad-block aware program initially, and mount it. It
> > doesn't handle run-time bit flips or errors from what I can see.
>
> Whether that is necessary I cannot tell. Maybe some people have
> hardware where this isn't an issue.
>
> But why yet another mtdblock driver? Is there a reason not to add the
> required bits to mtdblock_ro.c?
See the original thread for this:
it started here:
http://lists.infradead.org/pipermail/linux-mtd/2006-November/016835.html
and the question of a new driver was first discussed here:
http://lists.infradead.org/pipermail/linux-mtd/2006-November/016844.html
> Jörn
>
> --
> Correctness comes second.
> Features come third.
> Performance comes last.
> Maintainability is easily forgotten.
>
--
Gregory CLEMENT
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