nr_online_nodes   444 include/linux/nodemask.h extern int nr_online_nodes;
nr_online_nodes   449 include/linux/nodemask.h 	nr_online_nodes = num_node_state(N_ONLINE);
nr_online_nodes   455 include/linux/nodemask.h 	nr_online_nodes = num_node_state(N_ONLINE);