> 
> # mount -r -t ntfs /dev/sd0e /mnt
> mount_ntfs: /dev/sd0e on /mnt: Argument list too long
> 
> (Note to writers of error messages: "Argument list too long" doesn't tell
> me what arguments, and isn't a documented diagnostic.)

Mount usually fails EINVAL!
You might need to build a kernel with additional error reporting
in order to find what the problem really is!
A quick look at src/sys/fs/ntfs shows E2BIG being returned in a couple
of places - but not in ntfs_vfsops.c, both have an associated printf().

	David

-- 
David Laight: david@l8s.co.uk