Checking the enable/disable state of tracepoints via
trace_event_get_state_backends() does not work for modules.
qxl checks the state for a small optimization (avoid g_strndup
call in case log_buf will not be used anyway), so we can just
drop that check for modular builds.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-Id: <20200720100352.2477-2-kraxel@redhat.com>