Conrad Meyer b22ecf1ff8 if_ntb: Transport link cleanup needs to be on a taskqueue
Because it can sleep drainking link work callout(s).  Linux (dual
BSD/GPL driver) does something very similar.

At the same time, switch the NTB CTX lock to a non-spin mutex, because
the taskqueue_swi lock can't be taken after a spin mutex.

Suggested by:	Witness
Sponsored by:	EMC / Isilon Storage Division
2015-11-11 18:55:34 +00:00
..
2015-11-05 17:37:35 +00:00