flush_workqueue
flush_workqueue(kfd->ih_wq);
flush_workqueue(p->pdds[i]->dev->adev->reset_domain->wq);
flush_workqueue(kfd_process_wq);
flush_workqueue(dm->vblank_control_workqueue);
flush_workqueue(dm->hpd_rx_offload_wq[i].wq);
flush_workqueue(dm->vblank_control_workqueue);
flush_workqueue(display->wq.modeset);
flush_workqueue(display->wq.flip);
flush_workqueue(display->wq.modeset);
flush_workqueue(display->wq.cleanup);
flush_workqueue(display->wq.unordered);
flush_workqueue(display->wq.unordered);
flush_workqueue(display->wq.cleanup);
flush_workqueue(i915->wq);
flush_workqueue(ggtt->vm.i915->wq);
flush_workqueue(i915->wq);
void flush_workqueue(struct workqueue_struct *);
flush_workqueue(system_wq);
flush_workqueue(wq);