HEADS UP - td_mpcount assertions added

[Matthew Dillon <dillon@xxxxxxxxxxxxxxxxxxxx>]

    I've added a ton of mp lock reference count and token count
    assertions in the interrupt path, and a few people have already
    reported issues revealed by these new assertions.  A bunch of bug
    fixes have gone in today.  Issues fixed:

    * CAM (SCSI, AHCI) mpcount assertions at boot.
    * Network mpcount assertions.
    * A bug fix to gettoken related to preemption.

    If you are tracking master you will need to stay up-to-date this week,
    and remember to do full kernel+module builds as system structures
    continue to change.  Again, master is likely to be a bit unstable this
    week as we work through this.

    On the bright side these new assertions are doing a fairly good job
    proving-out the tokens wrappers being added to various subsystems.

					-Matt
					Matthew Dillon 
					<dillon@backplane.com>