No, this isn't possible. The on-disk version in b68 will be available
in S10u5. A recent addition to the OpenSolaris source was the ability
to create a pool of a particular version for just this purpose. But
it's not possible to 'downgrade' a pool, and you'll just have to wait
for S10u5 to get s
I wanted to crossgrade from OpenSolaris b65 to Solaris 10 08/07 for my main
fileserver, but I found that I could not import my zpool due to a version
mismatch. Is there any way to upgrade only ZFS on 08/07 so that it matches
or exceeds the version used by b68?
Blake
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