+static void
+compute_ctrl_threads_cpuset(struct internal_config *internal_cfg)
+{
+ rte_cpuset_t *cpuset = &internal_cfg->ctrl_cpuset;
+ rte_cpuset_t default_set;
+ unsigned int lcore_id;
+
+ for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
+ if (eal_cpu_detected(lcore_id) &&
+ rte_lcore_has_role(lcore_id, ROLE_OFF)) {
+ CPU_SET(lcore_id, cpuset);
+ }
+ }
+
+ if (pthread_getaffinity_np(pthread_self(), sizeof(rte_cpuset_t),
+ &default_set))
+ CPU_ZERO(&default_set);
+
+ RTE_CPU_AND(cpuset, cpuset, &default_set);
+
+ /* if no detected CPU is off, use master core */
+ if (!CPU_COUNT(cpuset))
+ CPU_SET(rte_get_master_lcore(), cpuset);
+}
+