NFSv4: Rename the state reclaimer thread

It is really a more general purpose state management thread at this point.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
index 84a4f52..b7a12e7 100644
--- a/fs/nfs/nfs4_fs.h
+++ b/fs/nfs/nfs4_fs.h
@@ -38,7 +38,7 @@
  ((err) != NFSERR_NOFILEHANDLE))
 
 enum nfs4_client_state {
-	NFS4CLNT_STATE_RECOVER  = 0,
+	NFS4CLNT_MANAGER_RUNNING  = 0,
 	NFS4CLNT_CHECK_LEASE,
 	NFS4CLNT_LEASE_EXPIRED,
 	NFS4CLNT_RECLAIM_REBOOT,