2908 	struct vb2_threadio_data *threadio = q->threadio;  in vb2_thread()  local
2932 			if (!threadio->stop)  in vb2_thread()
2939 		if (ret || threadio->stop)  in vb2_thread()
2944 			if (threadio->fnc(vb, threadio->priv))  in vb2_thread()
2949 		if (!threadio->stop)  in vb2_thread()
2952 		if (ret || threadio->stop)  in vb2_thread()
2972 	struct vb2_threadio_data *threadio;  in vb2_thread_start()  local
2975 	if (q->threadio)  in vb2_thread_start()
2982 	threadio = kzalloc(sizeof(*threadio), GFP_KERNEL);  in vb2_thread_start()
2983 	if (threadio == NULL)  in vb2_thread_start()
2985 	threadio->fnc = fnc;  in vb2_thread_start()
2986 	threadio->priv = priv;  in vb2_thread_start()
2992 	q->threadio = threadio;  in vb2_thread_start()
2993 	threadio->thread = kthread_run(vb2_thread, q, "vb2-%s", thread_name);  in vb2_thread_start()
2994 	if (IS_ERR(threadio->thread)) {  in vb2_thread_start()
2995 		ret = PTR_ERR(threadio->thread);  in vb2_thread_start()
2996 		threadio->thread = NULL;  in vb2_thread_start()
3004 	kfree(threadio);  in vb2_thread_start()
3011 	struct vb2_threadio_data *threadio = q->threadio;  in vb2_thread_stop()  local
3014 	if (threadio == NULL)  in vb2_thread_stop()
3016 	threadio->stop = true;  in vb2_thread_stop()
3019 	err = kthread_stop(threadio->thread);  in vb2_thread_stop()
3021 	threadio->thread = NULL;  in vb2_thread_stop()
3022 	kfree(threadio);  in vb2_thread_stop()
3023 	q->threadio = NULL;  in vb2_thread_stop()