sunrpc/xprtrdma/svc_rdma_sendto.c

345 	int ret, sqecount = ctxt->sc_sqecount;
375 		ret = ib_post_send(rdma->sc_qp, first_wr, &bad_wr);
376 		if (ret) {
377 			trace_svcrdma_sq_post_err(rdma, &cid, ret);
461 	ssize_t len, ret;
464 	ret = xdr_stream_encode_item_present(&sctxt->sc_stream);
465 	if (ret < 0)
466 		return ret;
467 	len += ret;
469 	ret = xdr_stream_encode_u32(&sctxt->sc_stream, chunk->ch_segcount);
470 	if (ret < 0)
471 		return ret;
472 	len += ret;
475 		ret = svc_rdma_encode_write_segment(sctxt, chunk, &remaining, segno);
476 		if (ret < 0)
477 			return ret;
478 		len += ret;
498 	ssize_t len, ret;
502 		ret = svc_rdma_encode_write_chunk(sctxt, chunk);
503 		if (ret < 0)
504 			return ret;
505 		len += ret;
509 	ret = xdr_stream_encode_item_absent(&sctxt->sc_stream);
510 	if (ret < 0)
511 		return ret;
513 	return len + ret;
626 	int ret;
628 	ret = svc_rdma_iov_dma_map(data, &xdr->head[0]);
629 	if (ret < 0)
630 		return ret;
638 		ret = svc_rdma_page_dma_map(data, *ppages++, pageoff, len);
639 		if (ret < 0)
640 			return ret;
646 	ret = svc_rdma_iov_dma_map(data, &xdr->tail[0]);
647 	if (ret < 0)
648 		return ret;
713 	int ret;
715 	ret = pcl_process_nonpayloads(write_pcl, xdr,
717 	if (ret < 0)
792 	int ret;
794 	ret = pcl_process_nonpayloads(write_pcl, xdr,
796 	if (ret < 0)
797 		return ret;
886 	int ret;
888 	ret = svc_rdma_map_reply_msg(rdma, sctxt, &rctxt->rc_write_pcl,
890 	if (ret < 0)
891 		return ret;
999 	int ret;
1001 	ret = -ENOTCONN;
1005 	ret = -ENOMEM;
1010 	ret = -EMSGSIZE;
1016 	ret = svc_rdma_send_write_list(rdma, rctxt, &rqstp->rq_res);
1017 	if (ret < 0)
1022 		ret = svc_rdma_prepare_reply_chunk(rdma, &rctxt->rc_write_pcl,
1025 		if (ret < 0)
1027 		rc_size = ret;
1035 	ret = svc_rdma_encode_read_list(sctxt);
1036 	if (ret < 0)
1038 	ret = svc_rdma_encode_write_list(rctxt, sctxt);
1039 	if (ret < 0)
1041 	ret = svc_rdma_encode_reply_chunk(rctxt, sctxt, rc_size);
1042 	if (ret < 0)
1045 	ret = svc_rdma_send_reply_msg(rdma, sctxt, rctxt, rqstp);
1046 	if (ret < 0)
1051 	if (ret != -E2BIG && ret != -EINVAL)
1058 	svc_rdma_send_error_msg(rdma, sctxt, rctxt, ret);
1064 	trace_svcrdma_send_err(rqstp, ret);