Sebastian Held patches15/0008-cleaned-UE_thread_synch.patch

git-svn-id: http://svn.eurecom.fr/openair4G/trunk@7310 818b1a75-f10b-46b9-bf7c-635c3b92a50f

openair-cn/GTPV1-U/GTPURH/xt_GTPURH.c

@@ -450,7 +450,6 @@ _gtpurh_tg4_rem(struct sk_buff *orig_skb_pP, const struct xt_action_param *par_p
       return NF_DROP;
     }
 
-
     skb_reserve(new_skb_p, LL_MAX_HEADER + ntohs(iph2_p->tot_len));
     new_skb_p->protocol = skb_p->protocol;
 

openair1/PHY/defs.h

@@ -421,19 +421,23 @@ typedef struct {
   int instance_cnt_tx;
   /// \brief Instance count of RX processing thread (-1 means ready, 0 means busy)
   int instance_cnt_rx;
-  /// \brief Instance cound of initial synchronization thread (-1 means ready, 0 means busy)
+  /// \brief Instance count of initial synchronization thread (-1 means ready, 0 means busy).
+  /// Protected by mutex \ref mutex_synch and condition \ref cond_synch.
   int instance_cnt_synch;
   /// \brief Condition variable for TX processing thread
   pthread_cond_t cond_tx;
   /// \brief Condition variable for RX processing thread
   pthread_cond_t cond_rx;
-  /// \brief Condition variable for initial synchronization thread
+  /// \brief Condition variable for initial synchronization thread.
+  /// The corresponding mutex is \ref mutex_synch.
   pthread_cond_t cond_synch;
   /// \brief Mutex for TX processing thread
   pthread_mutex_t mutex_tx;
   /// \brief Mutex for RX processing thread
   pthread_mutex_t mutex_rx;
-  /// \brief Mutex for initial synchronization thread
+  /// \brief Mutex for initial synchronization thread.
+  /// Used to protect \ref instance_cnt_synch.
+  /// \sa cond_synch
   pthread_mutex_t mutex_synch;
   /// \brief Pthread structure for RX processing thread
   pthread_t       thread_rx;

targets/RT/USER/lte-softmodem.c

@@ -185,7 +185,7 @@ struct sched_param              sched_param_dlsch;
 
 pthread_cond_t sync_cond;
 pthread_mutex_t sync_mutex;
-int sync_var=-1;
+int sync_var=-1; //!< protected by mutex \ref sync_mutex.