JFFS1 vs JFFS2 compatibility

[David Woodhouse]

On Mon, 2004-12-13 at 14:36 -0800, Mike Wellington wrote:
> Hi-
>   I know some guys who have JFFS v1 running on their Linux platform.
> 
> They want to know what (if anything) is liable to break when they
> try to go to JFFS2.
> 
>   They don't do anything fancy, just simple file operations 
> (open, write, close).
> 
> I told them there should be no problem, but they still
> want me to ask you experts.

There should be no problem. Obviously the on-medium format isn't
compatible and you'll need to recreate your file system, but anything
which worked on JFFS1 should continue to work on JFFS2 -- and more.

-- 
dwmw2