X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Ftrace-ust.c;h=21197171c567c2215e81557427318ca66f56bc84;hb=561c68970ca461ccf8451aee47efc29da20ad8f1;hp=b64597599caaaa9e127306f0c1b0bee806c508f0;hpb=0475c50c4d3d2cea973fe4d1f17875d231dea96c;p=lttng-tools.git

diff --git a/src/bin/lttng-sessiond/trace-ust.c b/src/bin/lttng-sessiond/trace-ust.c
index b64597599..21197171c 100644
--- a/src/bin/lttng-sessiond/trace-ust.c
+++ b/src/bin/lttng-sessiond/trace-ust.c
@@ -75,7 +75,7 @@ int trace_ust_ht_match_event(struct cds_lfht_node *node, const void *_key)
 	event = caa_container_of(node, struct ltt_ust_event, node.node);
 	key = _key;
 
-	/* Match the 3 elements of the key: name, filter and loglevel. */
+	/* Match the 4 elements of the key: name, filter, loglevel, exclusions. */
 
 	/* Event name */
 	if (strncmp(event->attr.name, key->name, sizeof(event->attr.name)) != 0) {
@@ -111,6 +111,19 @@ int trace_ust_ht_match_event(struct cds_lfht_node *node, const void *_key)
 		}
 	}
 
+	/* If only one of the exclusions is NULL, fail. */
+	if ((key->exclusion && !event->exclusion) || (!key->exclusion && event->exclusion)) {
+		goto no_match;
+	}
+
+	if (key->exclusion && event->exclusion) {
+		/* Both exclusions exist; check count followed by names. */
+		if (event->exclusion->count != key->exclusion->count ||
+				memcmp(event->exclusion->names, key->exclusion->names,
+					event->exclusion->count * LTTNG_SYMBOL_NAME_LEN) != 0) {
+			goto no_match;
+		}
+	}
 	/* Match. */
 	return 1;
 
@@ -317,7 +330,8 @@ error:
  * Return pointer to structure or NULL.
  */
 struct ltt_ust_event *trace_ust_create_event(struct lttng_event *ev,
-		struct lttng_filter_bytecode *filter)
+		struct lttng_filter_bytecode *filter,
+		struct lttng_event_exclusion *exclusion)
 {
 	struct ltt_ust_event *lue;
 
@@ -371,6 +385,7 @@ struct ltt_ust_event *trace_ust_create_event(struct lttng_event *ev,
 
 	/* Same layout. */
 	lue->filter = (struct lttng_ust_filter_bytecode *) filter;
+	lue->exclusion = (struct lttng_event_exclusion *) exclusion;
 
 	/* Init node */
 	lttng_ht_node_init_str(&lue->node, lue->attr.name);