field->type.u.sequence_nestable.elem_type = &sequence_elem_type;
field->type.u.sequence_nestable.alignment = 0;
sequence_field->get_size_arg = lttng_callstack_sequence_get_size;
field->type.u.sequence_nestable.elem_type = &sequence_elem_type;
field->type.u.sequence_nestable.alignment = 0;
sequence_field->get_size_arg = lttng_callstack_sequence_get_size;