diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index e96eaeebeb0a..f7e320b9b17a 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -402,19 +402,24 @@ static int workload_thread(void *priv) struct intel_vgpu_workload *workload = NULL; int ret; bool need_force_wake = IS_SKYLAKE(gvt->dev_priv); + DEFINE_WAIT_FUNC(wait, woken_wake_function); kfree(p); gvt_dbg_core("workload thread for ring %d started\n", ring_id); while (!kthread_should_stop()) { - ret = wait_event_interruptible(scheduler->waitq[ring_id], - kthread_should_stop() || - (workload = pick_next_workload(gvt, ring_id))); + add_wait_queue(&scheduler->waitq[ring_id], &wait); + do { + workload = pick_next_workload(gvt, ring_id); + if (workload) + break; + wait_woken(&wait, TASK_INTERRUPTIBLE, + MAX_SCHEDULE_TIMEOUT); + } while (!kthread_should_stop()); + remove_wait_queue(&scheduler->waitq[ring_id], &wait); - WARN_ON_ONCE(ret); - - if (kthread_should_stop()) + if (!workload) break; mutex_lock(&scheduler_mutex);