2953 	struct vb2_threadio_data *threadio = q->threadio;  in vb2_thread()  local
2977 			if (!threadio->stop)  in vb2_thread()
2984 		if (ret || threadio->stop)  in vb2_thread()
2989 			if (threadio->fnc(vb, threadio->priv))  in vb2_thread()
2994 		if (!threadio->stop)  in vb2_thread()
2997 		if (ret || threadio->stop)  in vb2_thread()
3017 	struct vb2_threadio_data *threadio;  in vb2_thread_start()  local
3020 	if (q->threadio)  in vb2_thread_start()
3027 	threadio = kzalloc(sizeof(*threadio), GFP_KERNEL);  in vb2_thread_start()
3028 	if (threadio == NULL)  in vb2_thread_start()
3030 	threadio->fnc = fnc;  in vb2_thread_start()
3031 	threadio->priv = priv;  in vb2_thread_start()
3037 	q->threadio = threadio;  in vb2_thread_start()
3038 	threadio->thread = kthread_run(vb2_thread, q, "vb2-%s", thread_name);  in vb2_thread_start()
3039 	if (IS_ERR(threadio->thread)) {  in vb2_thread_start()
3040 		ret = PTR_ERR(threadio->thread);  in vb2_thread_start()
3041 		threadio->thread = NULL;  in vb2_thread_start()
3049 	kfree(threadio);  in vb2_thread_start()
3056 	struct vb2_threadio_data *threadio = q->threadio;  in vb2_thread_stop()  local
3059 	if (threadio == NULL)  in vb2_thread_stop()
3061 	threadio->stop = true;  in vb2_thread_stop()
3064 	err = kthread_stop(threadio->thread);  in vb2_thread_stop()
3066 	threadio->thread = NULL;  in vb2_thread_stop()
3067 	kfree(threadio);  in vb2_thread_stop()
3068 	q->threadio = NULL;  in vb2_thread_stop()