Merge remote-tracking branch 'origin/develop' into develop-CSI

# Conflicts:
#	openair2/LAYER2/NR_MAC_gNB/config.c
#	openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_dlsch.c

common/utils/system.c

@@ -234,9 +234,10 @@ void threadCreate(pthread_t* t, void * (*func)(void*), void * param, char* name,
   ret=pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
   AssertFatal(ret==0,"ret: %d, errno: %d\n",ret, errno);
   
-  if (system("grep -iq 'ID_LIKE.*fedora' /etc/os-release && uname -a | grep -c rt")==0)
-      if (system("cat /proc/self/cgroup | egrep -c 'libpod|podman|kubepods'")==0)
-	settingPriority = 0;
+  if (checkIfFedoraDistribution())
+    if (checkIfGenericKernelOnFedora())
+      if (checkIfInsideContainer())
+        settingPriority = 0;
   
   if (settingPriority) {
     ret=pthread_attr_setinheritsched(&attr, PTHREAD_EXPLICIT_SCHED);