Signal that previous stacks should be processed first
SUBROUTINE dbcsr_mm_sched_barrier()
!! Signal that previous stacks should be processed first
!CALL dbcsr_mm_hostdrv_barrier(this%hostdrv) ! not needed
IF (has_acc) &
CALL dbcsr_mm_accdrv_barrier()
END SUBROUTINE dbcsr_mm_sched_barrier