Merge remote-tracking branch 'origin/episys-merge-nsa' into integration_2021_wk51_d

common/utils/ocp_itti/intertask_interface.cpp

@@ -438,9 +438,22 @@ extern "C" {
   void itti_send_terminate_message(task_id_t task_id) {
   }
 
+  static volatile bool shutting_down;
+
+  static void catch_sigterm(int) {
+    static const char msg[] = "\n** Caught SIGTERM, shutting down\n";
+    __attribute__((unused))
+    int unused = write(STDOUT_FILENO, msg, sizeof(msg) - 1);
+    shutting_down = true;
+  }
+
   void itti_wait_tasks_end(void) {
-    while(1)
-      sleep(24*3600);
+    shutting_down = false;
+    signal(SIGTERM, catch_sigterm);
+    while (! shutting_down)
+    {
+      sleep(24 * 3600);
+    }
   }
 
   void itti_update_lte_time(uint32_t frame, uint8_t slot) {}
@@ -455,4 +468,42 @@ extern "C" {
   int signal_mask(void) {
     return 0;
   }
+
+void log_scheduler(const char* label)
+{
+    int policy = sched_getscheduler(0);
+    struct sched_param param;
+    if (sched_getparam(0, &param) == -1)
+    {
+        LOG_E(HW, "sched_getparam: %s\n", strerror(errno));
+        abort();
+    }
+
+    cpu_set_t cpu_set;
+    if (sched_getaffinity(0, sizeof(cpu_set), &cpu_set) == -1)
+    {
+        LOG_E(HW, "sched_getaffinity: %s\n", strerror(errno));
+        abort();
+    }
+    int num_cpus = sysconf(_SC_NPROCESSORS_ONLN);
+    if (num_cpus < 1)
+    {
+        LOG_E(HW, "sysconf(_SC_NPROCESSORS_ONLN): %s\n", strerror(errno));
+        abort();
+    }
+    char buffer[num_cpus];
+    for (int i = 0; i < num_cpus; i++)
+    {
+        buffer[i] = CPU_ISSET(i, &cpu_set) ? 'Y' : '-';
+    }
+
+    LOG_A(HW, "Scheduler policy=%d priority=%d affinity=[%d]%.*s label=%s\n",
+          policy,
+          param.sched_priority,
+          num_cpus,
+          num_cpus,
+          buffer,
+          label);
 }
+} // extern "C"
+