And then there is this:
The URL at the end may be useful to check out for more information.Quote:
Journalling Flash File System v2 (JFFS2) support (JFFS2_FS)
JFFS2 is the second generation of the Journalling Flash File System
for use on diskless embedded devices. It provides improved wear
levelling, compression and support for hard links. You cannot use
this on normal block devices, only on 'MTD' devices.
Further information on the design and implementation of JFFS2 is
available at <http://sources.redhat.com/jffs2/>.