liblttng-ust: exit loop early on event enabler match

[lttng-ust.git] / liblttng-ust / lttng-events.c

diff --git a/liblttng-ust/lttng-events.c b/liblttng-ust/lttng-events.c
index 047759b796a8a91ddac3f83a46148273ff829581..9ee91ae355e442f7b06bcac54d82018ac1d637db 100644 (file)
--- a/liblttng-ust/lttng-events.c
+++ b/liblttng-ust/lttng-events.c
@@ -600,8 +600,6 @@ int lttng_event_create(const struct lttng_event_desc *desc,
                goto sessiond_register_error;
        }
 
-       /* Populate lttng_event structure before tracepoint registration. */
-       cmm_smp_wmb();
        cds_list_add(&event->node, &chan->session->events_head);
        cds_hlist_add_head(&event->hlist, head);
        return 0;
@@ -766,8 +764,10 @@ void lttng_create_event_if_missing(struct lttng_enabler *enabler)
                        head = &session->events_ht.table[hash & (LTTNG_UST_EVENT_HT_SIZE - 1)];
                        cds_hlist_for_each_entry(event, node, head, hlist) {
                                if (event->desc == desc
-                                               && event->chan == enabler->chan)
+                                               && event->chan == enabler->chan) {
                                        found = 1;
+                                       break;
+                               }
                        }
                        if (found)
                                continue;