[openib-general] backporting fixes

[Roland Dreier]

 > Now that  2.6.18 (with an additional patch) I looked at backporting bugfixes to
 > older kernels.  The main problem I see is that the neighbour destructor
 > interface change is not in 2.6.16, so IPoIB crashes randomly.
 > 
 > So approaches are
 > - Try to push the change into 2.6.16 by netdev
 > - Use the all-neighbour list as done by ofed
 > - Abandon the whole project
 > 
 > Ideas?

Unfortunately I don't think this bug is very amenable to being fixed
in a 2.6.16/-stable tree.  So the third solution is probably the best
we can do at this point.

 - R.