Fix: reintroduce lazy kernel modules load, fix empty syscall list

[lttng-tools.git] / src / bin / lttng-sessiond / notification-thread-events.c

diff --git a/src/bin/lttng-sessiond/notification-thread-events.c b/src/bin/lttng-sessiond/notification-thread-events.c
index 9d82b8313bfc59701619378a22cb69550bfc5eb4..bdbac0c4001f44f218ea0821eab5891972d35043 100644 (file)
--- a/src/bin/lttng-sessiond/notification-thread-events.c
+++ b/src/bin/lttng-sessiond/notification-thread-events.c
@@ -1860,8 +1860,7 @@ int condition_is_supported(struct lttng_condition *condition)
                 * buffers. Therefore, we reject triggers that require that
                 * mechanism to be available to be evaluated.
                 */
-               ret = kernel_supports_ring_buffer_snapshot_sample_positions(
-                               kernel_tracer_fd);
+               ret = kernel_supports_ring_buffer_snapshot_sample_positions();
                break;
        }
        default:
@@ -2544,6 +2543,7 @@ int handle_notification_thread_trigger_unregister_all(
        struct cds_lfht_iter iter;
        struct lttng_trigger_ht_element *trigger_ht_element;
 
+       rcu_read_lock();
        cds_lfht_for_each_entry(state->triggers_ht, &iter, trigger_ht_element,
                        node) {
                int ret = handle_notification_thread_command_unregister_trigger(
@@ -2552,6 +2552,7 @@ int handle_notification_thread_trigger_unregister_all(
                        error_occurred = true;
                }
        }
+       rcu_read_unlock();
        return error_occurred ? -1 : 0;
 }