cleanup: protected -> hidden: cleanup symbol table

[babeltrace.git] / lib / trace-collection.c

diff --git a/lib/trace-collection.c b/lib/trace-collection.c
index 0ee3c29f08fcb81ad213f4a349e3d4ec18196ce9..c117874812bfebf28110ee8d9c3013ac16402831 100644 (file)
--- a/lib/trace-collection.c
+++ b/lib/trace-collection.c
@@ -132,7 +132,8 @@ static void clock_add(gpointer key, gpointer value, gpointer user_data)
 
 /*
  * Whenever we add a trace to the trace collection, check that we can
- * correlate this trace with at least one other clock in the trace.
+ * correlate this trace with at least one other clock in the trace and
+ * convert the index from cycles to real time.
  */
 int trace_collection_add(struct trace_collection *tc,
                                struct trace_descriptor *td)
@@ -157,7 +158,7 @@ int trace_collection_add(struct trace_collection *tc,
                                check_clock_match,
                                &clock_match);
                if (!clock_match.clock_match) {
-                       fprintf(stderr, "[error] No clocks can be correlated and multiple traces are added to the collection.\n");
+                       fprintf(stderr, "[error] No clocks can be correlated and multiple traces are added to the collection. If you are certain those traces can be correlated, try using \"--clock-force-correlate\".\n");
                        goto error;
                }
        }
@@ -177,6 +178,7 @@ int trace_collection_add(struct trace_collection *tc,
                                clock_add,
                                &clock_match);
        }
+
        return 0;
 error:
        return -EPERM;