X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fagent.c;h=b7d41f2f406ad948012666e45cde4872e93bc3ee;hb=e8fcabef14e1e2ce8d159c68c5585931df1216b4;hp=ca2d4c872931632f4e5d46cb9c6b17b6b3d0d8ed;hpb=ab21818442628467073e8d2b303f6d5d78a090f5;p=lttng-tools.git

diff --git a/src/bin/lttng-sessiond/agent.c b/src/bin/lttng-sessiond/agent.c
index ca2d4c872..b7d41f2f4 100644
--- a/src/bin/lttng-sessiond/agent.c
+++ b/src/bin/lttng-sessiond/agent.c
@@ -163,7 +163,7 @@ static void destroy_event_agent_rcu(struct rcu_head *head)
 	struct agent_event *event =
 		caa_container_of(node, struct agent_event, node);
 
-	free(event);
+	agent_destroy_event(event);
 }
 
 /*
@@ -802,7 +802,7 @@ struct agent *agent_create(enum lttng_domain_type domain)
 	int ret;
 	struct agent *agt;
 
-	agt = zmalloc(sizeof(*agt));
+	agt = zmalloc(sizeof(struct agent));
 	if (!agt) {
 		goto error;
 	}
@@ -820,33 +820,37 @@ error:
 }
 
 /*
- * Create a newly allocated agent event data structure. If name is valid, it's
- * copied into the created event.
+ * Create a newly allocated agent event data structure.
+ * Ownership of filter_expression is taken.
  *
  * Return a new object else NULL on error.
  */
 struct agent_event *agent_create_event(const char *name,
-		struct lttng_filter_bytecode *filter)
+		int loglevel, enum lttng_loglevel_type loglevel_type,
+		struct lttng_filter_bytecode *filter, char *filter_expression)
 {
-	struct agent_event *event;
+	struct agent_event *event = NULL;
 
 	DBG3("Agent create new event with name %s", name);
 
-	event = zmalloc(sizeof(*event));
-	if (!event) {
+	if (!name) {
+		ERR("Failed to create agent event; no name provided.");
 		goto error;
 	}
 
-	if (name) {
-		strncpy(event->name, name, sizeof(event->name));
-		event->name[sizeof(event->name) - 1] = '\0';
-		lttng_ht_node_init_str(&event->node, event->name);
+	event = zmalloc(sizeof(*event));
+	if (!event) {
+		goto error;
 	}
 
-	if (filter) {
-		event->filter = filter;
-	}
+	strncpy(event->name, name, sizeof(event->name));
+	event->name[sizeof(event->name) - 1] = '\0';
+	lttng_ht_node_init_str(&event->node, event->name);
 
+	event->loglevel = loglevel;
+	event->loglevel_type = loglevel_type;
+	event->filter = filter;
+	event->filter_expression = filter_expression;
 error:
 	return event;
 }
@@ -861,10 +865,7 @@ void agent_add_event(struct agent_event *event, struct agent *agt)
 	assert(agt->events);
 
 	DBG3("Agent adding event %s", event->name);
-
-	rcu_read_lock();
 	add_unique_agent_event(agt->events, event);
-	rcu_read_unlock();
 	agt->being_used = 1;
 }
 
@@ -954,12 +955,12 @@ void agent_destroy_event(struct agent_event *event)
 
 	free(event->filter);
 	free(event->filter_expression);
+	free(event->exclusion);
 	free(event);
 }
 
 /*
- * Destroy an agent completely. Note that the given pointer is NOT freed
- * thus a reference to static or stack data can be passed to this function.
+ * Destroy an agent completely.
  */
 void agent_destroy(struct agent *agt)
 {
@@ -970,14 +971,6 @@ void agent_destroy(struct agent *agt)
 
 	DBG3("Agent destroy");
 
-	/*
-	 * Just ignore if no events hash table exists. This is possible if for
-	 * instance an agent object was allocated but not initialized.
-	 */
-	if (!agt->events) {
-		return;
-	}
-
 	rcu_read_lock();
 	cds_lfht_for_each_entry(agt->events->ht, &iter.iter, node, node) {
 		int ret;
@@ -998,6 +991,7 @@ void agent_destroy(struct agent *agt)
 	rcu_read_unlock();
 
 	ht_cleanup_push(agt->events);
+	free(agt);
 }
 
 /*