RTNLGRP_NSID     1078 net/core/net_namespace.c 	rtnl_notify(msg, net, portid, RTNLGRP_NSID, nlh, gfp);
RTNLGRP_NSID     1084 net/core/net_namespace.c 	rtnl_set_sk_err(net, RTNLGRP_NSID, err);