Posted Dec 8, 2010 9:54 UTC (Wed) by jamesh (guest, #1159)
Parent article: Getting grubby with ZFS
The quoted announcement email also states that they believe that the next version of OpenSolaris will ship with GRUB 2.
If that happens, then Oracle will have explicitly distributed the code in question under the GPLv3, removing the possible ambiguity (not that I'm convinced it exists here).