Changeset 6033b99

Timestamp:

03/11/08 11:52:17 (13 years ago)

Author:

Shane Alcock <salcock@…>

Branches:

4.0.1-hotfixes, cachetimestamps, develop, dpdk-ndag, etsilive, getfragoff, help, libtrace4, master, ndag_format, pfring, rc-4.0.1, rc-4.0.2, rc-4.0.3, rc-4.0.4, ringdecrementfix, ringperformance, ringtimestampfixes

Children:

121b7e2

Parents:

2b7750a

Message:

• Fixed bug where DAG 2.5 was never seeing any packets when using the event framework, because the internal pointers were never being updated!

File:

• lib/format_dag25.c (modified) (1 diff)

lib/format_dag25.c

@@ -341 +341 @@
         libtrace_eventobj_t event = {0,0,0.0,0};
         dag_record_t *erfptr = NULL;
-        
-        erfptr = dag_get_record(trace);
+        int numbytes;
+        
+        /* Need to call dag_available so that the top pointer will get
+         * updated, otherwise we'll never see any data! */
+        numbytes = dag_available(trace);
+
+        /* May as well not bother calling dag_get_record if dag_available
+         * suggests that there's no data */
+        if (numbytes != 0)
+                erfptr = dag_get_record(trace);
         if (erfptr == NULL) {
                 /* No packet available */