K 10 svn:author V 8 rmacklem K 8 svn:date V 27 2013-09-04T22:47:56.425618Z K 7 svn:log V 370 Crashes have been observed for NFSv4.1 mounts when the system is being shut down which were caused by the nfscbd_pool being destroyed before the backchannel is disabled. This patch is believed to fix the problem, by simply avoiding ever destroying the nfscbd_pool. Since the NFS client module cannot be unloaded, this should not cause a memory leak. MFC after: 2 weeks END