> breaks JFFS2 power loss recoverability.
> It is: [JFFS2] Improve getdents vs. f_pos handling on NOR flash.
>
http://git.infradead.org/mtd-2.6.git?a=commitdiff;h=15953580e79b58caefb107e77f218e009b...
>
> Currently we don't know why it breaks JFFS2 and how it could be fixed
> except roll back.