Merge branch 'RU-RAU-split' of https://gitlab.eurecom.fr/raymond.knopp/openairinterface5g into RU-RAU-split

targets/RT/USER/lte-enb.c

@@ -162,9 +162,14 @@ static inline int rxtx(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc, char *thread_nam
     wakeup_prach_eNB_br(eNB,NULL,proc->frame_rx,proc->subframe_rx);
 #endif
   }
+
+  // khalid begin chain of every thread
+
   // UE-specific RX processing for subframe n
   phy_procedures_eNB_uespec_RX(eNB, proc, no_relay );
 
+  /* khalid : detection of MSG3 is simple but seems there is another entity that fill the buffers to this phy_rx chain  */
+
   pthread_mutex_lock(&eNB->UL_INFO_mutex);
   eNB->UL_INFO.frame     = proc->frame_rx;
   eNB->UL_INFO.subframe  = proc->subframe_rx;