X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fmain.c;h=6c4b8ec5ce4c94a26b14c33f44839938f8bdd7ac;hb=915d047cc8abd8a6e1255dba3e877236f8e8be51;hp=8e794bdf4365be1779c2f0bb94c5e99dae5b03ee;hpb=b09c7c76bc6f409ed9c303c81cba168234700568;p=lttng-tools.git

diff --git a/src/bin/lttng-sessiond/main.c b/src/bin/lttng-sessiond/main.c
index 8e794bdf4..6c4b8ec5c 100644
--- a/src/bin/lttng-sessiond/main.c
+++ b/src/bin/lttng-sessiond/main.c
@@ -769,12 +769,18 @@ static void update_ust_app(int app_sock)
 {
 	struct ltt_session *sess, *stmp;
 
+	session_lock_list();
+
 	/* For all tracing session(s) */
 	cds_list_for_each_entry_safe(sess, stmp, &session_list_ptr->head, list) {
+		session_lock(sess);
 		if (sess->ust_session) {
 			ust_app_global_update(sess->ust_session, app_sock);
 		}
+		session_unlock(sess);
 	}
+
+	session_unlock_list();
 }
 
 /*