Re: UBI/UBIFS issue: corrupt empty space => switched to read-only mode

[Artem Bityutskiy <dedekind1@gmail.com>]

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On Sat, 2012-04-14 at 14:11 +0200, Ivan Djelic wrote:
> On Fri, Apr 13, 2012 at 04:20:45PM +0100, Artem Bityutskiy wrote:
> > > > On Fri, 2012-03-16 at 17:14 +0100, Matteo Mattei wrote:
> > > > > Hi guys,
> > > > > 
> > > > > I am working hard on UBIFS to make it works on 2.6.32 and OMAP3530.
> > > > > 
> > > > > I already posted some requests to TI forum but I have no answers up to now:
> > > > > http://e2e.ti.com/support/embedded/linux/f/354/t/171839.aspx#627875
> 
> Hello Matteo,
> 
> I have been using a very similar setup (2.6.32 + OMAP3630), and I added BCH support
> (8-bit correction) to the mtd omap2 driver, using the BCH library (not TI implementation).
> My patch corrects bitflips on empty space (erased pages), so that UBIFS does not choke on corrupted empty space.
> 
> I posted a patch a while ago, albeit for a more recent kernel version:
> http://lists.infradead.org/pipermail/linux-mtd/2011-October/038207.html
> bit I did not get much feedback from TI maintainers.
> 
> If you have some trouble backporting this patch to your kernel, let me know, I may
> have an old 2.6.32 version of the patch somewhere on my hdd :).

If we have a "tested-by" - we can make them go in via the MTD tree. It
looks like Matthieu successfully tested them?

-- 
Best Regards,
Artem Bityutskiy

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