if it works in feisty, it's probably something in the kernel.. and that is hard to get updated for edgy. You may wish to track down what change would fix this, but in the meantime I'll close this since it most likely won't be fixed for edgy.
** Changed in: nfs-utils (Ubuntu) Status: Unconfirmed => Rejected -- [edgy] Can't export hfs+ filesystem with nfs-kernel-server on x86 https://launchpad.net/bugs/79461 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs