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) {
}
}
+ /* 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;
* MUST be acquired before calling this.
*/
struct ltt_ust_event *trace_ust_find_event(struct lttng_ht *ht,
- char *name, struct lttng_filter_bytecode *filter, int loglevel)
+ char *name, struct lttng_filter_bytecode *filter, int loglevel,
+ struct lttng_event_exclusion *exclusion)
{
struct lttng_ht_node_str *node;
struct lttng_ht_iter iter;
key.name = name;
key.filter = filter;
key.loglevel = loglevel;
+ key.exclusion = exclusion;
cds_lfht_lookup(ht->ht, ht->hash_fct((void *) name, lttng_ht_seed),
trace_ust_ht_match_event, &key, &iter.iter);
* 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;
/* 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);