Pull up following revision(s) (requested by msaitoh in ticket #288):
sys/dev/pci/ixgbe/ixv.c: 1.59 and 1.62 via patch
- Use cprng_strong64() instead of cprng_fast64() to prevent panic.
- Set get_link_status to true before calling ixv_config_link() in
  ixv_init_locked() to get the first link status correctly.

(snj)