422 static bool xdr_count_read_segments(struct svc_rdma_recv_ctxt *rctxt, __be32 *p)  in xdr_count_read_segments()  argument
424 	rctxt->rc_call_pcl.cl_count = 0;  in xdr_count_read_segments()
425 	rctxt->rc_read_pcl.cl_count = 0;  in xdr_count_read_segments()
430 		p = xdr_inline_decode(&rctxt->rc_stream,  in xdr_count_read_segments()
440 			++rctxt->rc_read_pcl.cl_count;  in xdr_count_read_segments()
442 			++rctxt->rc_call_pcl.cl_count;  in xdr_count_read_segments()
445 		p = xdr_inline_decode(&rctxt->rc_stream, sizeof(*p));  in xdr_count_read_segments()
464 static bool xdr_check_read_list(struct svc_rdma_recv_ctxt *rctxt)  in xdr_check_read_list()  argument
468 	p = xdr_inline_decode(&rctxt->rc_stream, sizeof(*p));  in xdr_check_read_list()
471 	if (!xdr_count_read_segments(rctxt, p))  in xdr_check_read_list()
473 	if (!pcl_alloc_call(rctxt, p))  in xdr_check_read_list()
475 	return pcl_alloc_read(rctxt, p);  in xdr_check_read_list()
478 static bool xdr_check_write_chunk(struct svc_rdma_recv_ctxt *rctxt)  in xdr_check_write_chunk()  argument
483 	if (xdr_stream_decode_u32(&rctxt->rc_stream, &segcount))  in xdr_check_write_chunk()
487 	p = xdr_inline_decode(&rctxt->rc_stream,  in xdr_check_write_chunk()
507 static bool xdr_count_write_chunks(struct svc_rdma_recv_ctxt *rctxt, __be32 *p)  in xdr_count_write_chunks()  argument
509 	rctxt->rc_write_pcl.cl_count = 0;  in xdr_count_write_chunks()
511 		if (!xdr_check_write_chunk(rctxt))  in xdr_count_write_chunks()
513 		++rctxt->rc_write_pcl.cl_count;  in xdr_count_write_chunks()
514 		p = xdr_inline_decode(&rctxt->rc_stream, sizeof(*p));  in xdr_count_write_chunks()
536 static bool xdr_check_write_list(struct svc_rdma_recv_ctxt *rctxt)  in xdr_check_write_list()  argument
540 	p = xdr_inline_decode(&rctxt->rc_stream, sizeof(*p));  in xdr_check_write_list()
543 	if (!xdr_count_write_chunks(rctxt, p))  in xdr_check_write_list()
545 	if (!pcl_alloc_write(rctxt, &rctxt->rc_write_pcl, p))  in xdr_check_write_list()
548 	rctxt->rc_cur_result_payload = pcl_first_chunk(&rctxt->rc_write_pcl);  in xdr_check_write_list()
564 static bool xdr_check_reply_chunk(struct svc_rdma_recv_ctxt *rctxt)  in xdr_check_reply_chunk()  argument
568 	p = xdr_inline_decode(&rctxt->rc_stream, sizeof(*p));  in xdr_check_reply_chunk()
574 	if (!xdr_check_write_chunk(rctxt))  in xdr_check_reply_chunk()
577 	rctxt->rc_reply_pcl.cl_count = 1;  in xdr_check_reply_chunk()
578 	return pcl_alloc_write(rctxt, &rctxt->rc_reply_pcl, p);  in xdr_check_reply_chunk()
653 				   struct svc_rdma_recv_ctxt *rctxt)  in svc_rdma_xdr_decode_req()  argument
659 	xdr_init_decode(&rctxt->rc_stream, rq_arg, rdma_argp, NULL);  in svc_rdma_xdr_decode_req()
661 	p = xdr_inline_decode(&rctxt->rc_stream,  in svc_rdma_xdr_decode_req()
669 	rctxt->rc_msgtype = *p;  in svc_rdma_xdr_decode_req()
670 	switch (rctxt->rc_msgtype) {  in svc_rdma_xdr_decode_req()
683 	if (!xdr_check_read_list(rctxt))  in svc_rdma_xdr_decode_req()
685 	if (!xdr_check_write_list(rctxt))  in svc_rdma_xdr_decode_req()
687 	if (!xdr_check_reply_chunk(rctxt))  in svc_rdma_xdr_decode_req()
690 	rq_arg->head[0].iov_base = rctxt->rc_stream.p;  in svc_rdma_xdr_decode_req()
691 	hdr_len = xdr_stream_pos(&rctxt->rc_stream);  in svc_rdma_xdr_decode_req()
694 	trace_svcrdma_decode_rqst(rctxt, rdma_argp, hdr_len);  in svc_rdma_xdr_decode_req()
698 	trace_svcrdma_decode_short_err(rctxt, rq_arg->len);  in svc_rdma_xdr_decode_req()
702 	trace_svcrdma_decode_badvers_err(rctxt, rdma_argp);  in svc_rdma_xdr_decode_req()
706 	trace_svcrdma_decode_drop_err(rctxt, rdma_argp);  in svc_rdma_xdr_decode_req()
710 	trace_svcrdma_decode_badproc_err(rctxt, rdma_argp);  in svc_rdma_xdr_decode_req()
714 	trace_svcrdma_decode_parse_err(rctxt, rdma_argp);  in svc_rdma_xdr_decode_req()
719 				struct svc_rdma_recv_ctxt *rctxt,  in svc_rdma_send_error()  argument
727 	svc_rdma_send_error_msg(rdma, sctxt, rctxt, status);  in svc_rdma_send_error()
736 						struct svc_rdma_recv_ctxt *rctxt)  in svc_rdma_is_reverse_direction_reply()  argument
738 	__be32 *p = rctxt->rc_recv_buf;  in svc_rdma_is_reverse_direction_reply()
743 	if (rctxt->rc_msgtype != rdma_msg)  in svc_rdma_is_reverse_direction_reply()
746 	if (!pcl_is_empty(&rctxt->rc_call_pcl))  in svc_rdma_is_reverse_direction_reply()
748 	if (!pcl_is_empty(&rctxt->rc_read_pcl))  in svc_rdma_is_reverse_direction_reply()
750 	if (!pcl_is_empty(&rctxt->rc_write_pcl))  in svc_rdma_is_reverse_direction_reply()
752 	if (!pcl_is_empty(&rctxt->rc_reply_pcl))  in svc_rdma_is_reverse_direction_reply()