206 	struct dma_buf *dmabuf = container_of(dcb->poll, struct dma_buf, poll);  in dma_buf_poll_cb()
209 	spin_lock_irqsave(&dcb->poll->lock, flags);  in dma_buf_poll_cb()
210 	wake_up_locked_poll(dcb->poll, dcb->active);  in dma_buf_poll_cb()
212 	spin_unlock_irqrestore(&dcb->poll->lock, flags);  in dma_buf_poll_cb()
237 static __poll_t dma_buf_poll(struct file *file, poll_table *poll)  in dma_buf_poll()  argument
249 	poll_wait(file, &dmabuf->poll, poll);  in dma_buf_poll()
251 	events = poll_requested_events(poll) & (EPOLLIN | EPOLLOUT);  in dma_buf_poll()
261 		spin_lock_irq(&dmabuf->poll.lock);  in dma_buf_poll()
266 		spin_unlock_irq(&dmabuf->poll.lock);  in dma_buf_poll()
284 		spin_lock_irq(&dmabuf->poll.lock);  in dma_buf_poll()
289 		spin_unlock_irq(&dmabuf->poll.lock);  in dma_buf_poll()
513 	.poll		= dma_buf_poll,
655 	init_waitqueue_head(&dmabuf->poll);  in dma_buf_export()
656 	dmabuf->cb_in.poll = dmabuf->cb_out.poll = &dmabuf->poll;  in dma_buf_export()