25  * The peer has requested a mark.
30 	int mark = 0;  in scif_recv_mark()  local
33 	err = _scif_fence_mark(ep, &mark);  in scif_recv_mark()
39 	msg->payload[2] = mark;  in scif_recv_mark()
336 static int _scif_fence_wait(scif_epd_t epd, int mark)  in _scif_fence_wait()  argument
339 	dma_cookie_t cookie = mark & ~SCIF_REMOTE_FENCE;  in _scif_fence_wait()
366 	int mark, err;  in scif_rma_handle_remote_fences()  local
378 		mark = fence->msg.payload[2];  in scif_rma_handle_remote_fences()
379 		err = _scif_fence_wait(ep, mark);  in scif_rma_handle_remote_fences()
393 static int _scif_send_fence(scif_epd_t epd, int uop, int mark, int *out_mark)  in _scif_send_fence()  argument
414 		msg.payload[2] = mark;  in _scif_send_fence()
452  * @out_mark: Output DMA mark reported by peer.
454  * Send a remote fence mark request.
464  * @mark: DMA mark to wait for.
468 static int scif_send_fence_wait(scif_epd_t epd, int mark)  in scif_send_fence_wait()  argument
470 	return _scif_send_fence(epd, SCIF_WAIT, mark, NULL);  in scif_send_fence_wait()
581  * Set up a mark for this endpoint and return the value of the mark.
583 int _scif_fence_mark(scif_epd_t epd, int *mark)  in _scif_fence_mark()  argument
616 	*mark = cookie = tx->tx_submit(tx);  in _scif_fence_mark()
630 int scif_fence_mark(scif_epd_t epd, int flags, int *mark)  in scif_fence_mark()  argument
636 		"SCIFAPI fence_mark: ep %p flags 0x%x mark 0x%x\n",  in scif_fence_mark()
637 		ep, flags, *mark);  in scif_fence_mark()
656 	 * Return a valid mark to be symmetric.  in scif_fence_mark()
659 		*mark = SCIF_LOOPB_MAGIC_MARK;  in scif_fence_mark()
664 		err = _scif_fence_mark(epd, mark);  in scif_fence_mark()
666 		err = scif_send_fence_mark(ep, mark);  in scif_fence_mark()
672 		"SCIFAPI fence_mark: ep %p flags 0x%x mark 0x%x err %d\n",  in scif_fence_mark()
673 		ep, flags, *mark, err);  in scif_fence_mark()
678 int scif_fence_wait(scif_epd_t epd, int mark)  in scif_fence_wait()  argument
684 		"SCIFAPI fence_wait: ep %p mark 0x%x\n",  in scif_fence_wait()
685 		ep, mark);  in scif_fence_wait()
691 	 * The only valid mark provided is 0 so simply  in scif_fence_wait()
692 	 * return success if the mark is valid.  in scif_fence_wait()
695 		if (mark == SCIF_LOOPB_MAGIC_MARK)  in scif_fence_wait()
700 	if (mark & SCIF_REMOTE_FENCE)  in scif_fence_wait()
701 		err = scif_send_fence_wait(epd, mark);  in scif_fence_wait()
703 		err = _scif_fence_wait(epd, mark);  in scif_fence_wait()