This application permits the configuration of the filesystem conversion on FuguMod Kernel (http://forum.xda-developers.com/showthread.php?t=812836). It also allows you to enable or disable BLN (should work on all kernels). Obviously, it will only be useful on Samsung Galaxy S devices (GT-I9000,...
This allows the configuration of filesystems in FuguMod kernel. The free version only allows chosing between ext4 and jfs. It also does not include additional utilities, such as BLN control