just was offering some info :) seems we're a couple of versions behind on e2fsprogs there seemed to be alot of bugfixes and additional features added notibly LVM, EVMS,and hashed-tree indexes
root@rux0r root # emerge -s e2fs Searching... [ Results for search key : e2fs ] [ Applications found : 1 ] * sys-apps/e2fsprogs Latest version available: 1.29 Latest version installed: 1.29 Homepage: http://e2fsprogs.sourceforge.net/ Description: Standard EXT2 and EXT3 filesystem utilities