[RFC/PATCH v2] ubi: Add ubiblock read-write driver

[Mike Frysinger]

On Friday 19 April 2013 08:31:13 Artem Bityutskiy wrote:
> On Fri, 2013-04-19 at 07:57 -0400, Mike Frysinger wrote:
> > the reason we're talking about not allowing write support at the
> > *block* layer
> > is because it's questionable how many people actually want this, the
> > performance isn't good (compared to native flash filesystems), and
> > because the
> > write/wear characteristics are unknown.
> 
> My opinion that unless people demonstrate that they need this, e.g. in a
> product, etc, we should not merge this stuff.
> 
> We recently merged fastmap, which is a big chunk of code, and it looks
> like no one really needs it. There was a problem report, and Richard
> promised to look, but did not. I do not blame him, he is a busy guy. But
> this shoes that this feature is not really needed, while adds
> maintenance burden.
> 
> To put it differently, I do recommend to merge more UBI-related code
> without a solid user-base.

also to be clear, i plan on using UBI block in read-only mode, so i'd like to 
see an ubiblock driver merged
-mike
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