Man pages matching name function::qsq_service_time in section 3stap:

function::qsq_service_time.3stap.en	debian 10 / systemtap-doc
function::qsq_service_time.3stap.en	debian 11 / systemtap-doc
function::qsq_service_time.3stap.en	debian 12 / systemtap-doc