Backing up

[Perry Hutchison]

> I think FreeBSD supports ext2 better than Linux supports UFS.

This is a ways down my priority list, but since the subject has
come up :)

It is not working for me at all (in 6.1):

  # ll /dev/ad0s7
  crw-r-----  1 root  operator    0,  93 Sep  4 02:30 /dev/ad0s7
  # file -s /dev/ad0s7
  /dev/ad0s7: Linux rev 1.0 ext2 filesystem data
  # grep -w ad0s7 /etc/fstab
  /dev/ad0s7      /linux          ext2fs  ro              0       0
  # ll -d /linux
  drwxr-xr-x  2 root  wheel  512 Aug 24 12:09 /linux
  # mount /linux
  mount_ext2fs: /dev/ad0s7: Operation not supported by device
  # uname -a
  FreeBSD fbsd61 6.1-RELEASE FreeBSD 6.1-RELEASE #0: Sun May  7 04:32:43 UTC 2006     root at opus.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC  i386

What am I doing wrong?