tipc: get monitor threshold for the cluster

In this commit, we add support to fetch the configured
cluster monitoring threshold.

Reviewed-by: Jon Maloy <jon.maloy@ericsson.com>
Signed-off-by: Parthasarathy Bhuvaragan <parthasarathy.bhuvaragan@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/tipc/netlink.c b/net/tipc/netlink.c
index 1e43ac0..2cfc5f7c 100644
--- a/net/tipc/netlink.c
+++ b/net/tipc/netlink.c
@@ -226,6 +226,11 @@
 		.doit	= tipc_nl_node_set_monitor,
 		.policy = tipc_nl_policy,
 	},
+	{
+		.cmd	= TIPC_NL_MON_GET,
+		.doit	= tipc_nl_node_get_monitor,
+		.policy = tipc_nl_policy,
+	},
 };
 
 int tipc_nlmsg_parse(const struct nlmsghdr *nlh, struct nlattr ***attr)