guint8 major = ltt_event_get_long_unsigned(e, lttv_trace_get_hook_field(th, 0));
guint8 minor = ltt_event_get_long_unsigned(e, lttv_trace_get_hook_field(th, 1));
guint8 major = ltt_event_get_long_unsigned(e, lttv_trace_get_hook_field(th, 0));
guint8 minor = ltt_event_get_long_unsigned(e, lttv_trace_get_hook_field(th, 1));