432 static bool xdr_count_read_segments(struct svc_rdma_recv_ctxt *rctxt, __be32 *p)  in xdr_count_read_segments()  argument
434 	rctxt->rc_call_pcl.cl_count = 0;  in xdr_count_read_segments()
435 	rctxt->rc_read_pcl.cl_count = 0;  in xdr_count_read_segments()
440 		p = xdr_inline_decode(&rctxt->rc_stream,  in xdr_count_read_segments()
450 			++rctxt->rc_read_pcl.cl_count;  in xdr_count_read_segments()
452 			++rctxt->rc_call_pcl.cl_count;  in xdr_count_read_segments()
455 		p = xdr_inline_decode(&rctxt->rc_stream, sizeof(*p));  in xdr_count_read_segments()
474 static bool xdr_check_read_list(struct svc_rdma_recv_ctxt *rctxt)  in xdr_check_read_list()  argument
478 	p = xdr_inline_decode(&rctxt->rc_stream, sizeof(*p));  in xdr_check_read_list()
481 	if (!xdr_count_read_segments(rctxt, p))  in xdr_check_read_list()
483 	if (!pcl_alloc_call(rctxt, p))  in xdr_check_read_list()
485 	return pcl_alloc_read(rctxt, p);  in xdr_check_read_list()
488 static bool xdr_check_write_chunk(struct svc_rdma_recv_ctxt *rctxt)  in xdr_check_write_chunk()  argument
493 	if (xdr_stream_decode_u32(&rctxt->rc_stream, &segcount))  in xdr_check_write_chunk()
497 	p = xdr_inline_decode(&rctxt->rc_stream,  in xdr_check_write_chunk()
517 static bool xdr_count_write_chunks(struct svc_rdma_recv_ctxt *rctxt, __be32 *p)  in xdr_count_write_chunks()  argument
519 	rctxt->rc_write_pcl.cl_count = 0;  in xdr_count_write_chunks()
521 		if (!xdr_check_write_chunk(rctxt))  in xdr_count_write_chunks()
523 		++rctxt->rc_write_pcl.cl_count;  in xdr_count_write_chunks()
524 		p = xdr_inline_decode(&rctxt->rc_stream, sizeof(*p));  in xdr_count_write_chunks()
546 static bool xdr_check_write_list(struct svc_rdma_recv_ctxt *rctxt)  in xdr_check_write_list()  argument
550 	p = xdr_inline_decode(&rctxt->rc_stream, sizeof(*p));  in xdr_check_write_list()
553 	if (!xdr_count_write_chunks(rctxt, p))  in xdr_check_write_list()
555 	if (!pcl_alloc_write(rctxt, &rctxt->rc_write_pcl, p))  in xdr_check_write_list()
558 	rctxt->rc_cur_result_payload = pcl_first_chunk(&rctxt->rc_write_pcl);  in xdr_check_write_list()
574 static bool xdr_check_reply_chunk(struct svc_rdma_recv_ctxt *rctxt)  in xdr_check_reply_chunk()  argument
578 	p = xdr_inline_decode(&rctxt->rc_stream, sizeof(*p));  in xdr_check_reply_chunk()
584 	if (!xdr_check_write_chunk(rctxt))  in xdr_check_reply_chunk()
587 	rctxt->rc_reply_pcl.cl_count = 1;  in xdr_check_reply_chunk()
588 	return pcl_alloc_write(rctxt, &rctxt->rc_reply_pcl, p);  in xdr_check_reply_chunk()
663 				   struct svc_rdma_recv_ctxt *rctxt)  in svc_rdma_xdr_decode_req()  argument
669 	xdr_init_decode(&rctxt->rc_stream, rq_arg, rdma_argp, NULL);  in svc_rdma_xdr_decode_req()
671 	p = xdr_inline_decode(&rctxt->rc_stream,  in svc_rdma_xdr_decode_req()
679 	rctxt->rc_msgtype = *p;  in svc_rdma_xdr_decode_req()
680 	switch (rctxt->rc_msgtype) {  in svc_rdma_xdr_decode_req()
693 	if (!xdr_check_read_list(rctxt))  in svc_rdma_xdr_decode_req()
695 	if (!xdr_check_write_list(rctxt))  in svc_rdma_xdr_decode_req()
697 	if (!xdr_check_reply_chunk(rctxt))  in svc_rdma_xdr_decode_req()
700 	rq_arg->head[0].iov_base = rctxt->rc_stream.p;  in svc_rdma_xdr_decode_req()
701 	hdr_len = xdr_stream_pos(&rctxt->rc_stream);  in svc_rdma_xdr_decode_req()
704 	trace_svcrdma_decode_rqst(rctxt, rdma_argp, hdr_len);  in svc_rdma_xdr_decode_req()
708 	trace_svcrdma_decode_short_err(rctxt, rq_arg->len);  in svc_rdma_xdr_decode_req()
712 	trace_svcrdma_decode_badvers_err(rctxt, rdma_argp);  in svc_rdma_xdr_decode_req()
716 	trace_svcrdma_decode_drop_err(rctxt, rdma_argp);  in svc_rdma_xdr_decode_req()
720 	trace_svcrdma_decode_badproc_err(rctxt, rdma_argp);  in svc_rdma_xdr_decode_req()
724 	trace_svcrdma_decode_parse_err(rctxt, rdma_argp);  in svc_rdma_xdr_decode_req()
729 				struct svc_rdma_recv_ctxt *rctxt,  in svc_rdma_send_error()  argument
737 	svc_rdma_send_error_msg(rdma, sctxt, rctxt, status);  in svc_rdma_send_error()
746 						struct svc_rdma_recv_ctxt *rctxt)  in svc_rdma_is_reverse_direction_reply()  argument
748 	__be32 *p = rctxt->rc_recv_buf;  in svc_rdma_is_reverse_direction_reply()
753 	if (rctxt->rc_msgtype != rdma_msg)  in svc_rdma_is_reverse_direction_reply()
756 	if (!pcl_is_empty(&rctxt->rc_call_pcl))  in svc_rdma_is_reverse_direction_reply()
758 	if (!pcl_is_empty(&rctxt->rc_read_pcl))  in svc_rdma_is_reverse_direction_reply()
760 	if (!pcl_is_empty(&rctxt->rc_write_pcl))  in svc_rdma_is_reverse_direction_reply()
762 	if (!pcl_is_empty(&rctxt->rc_reply_pcl))  in svc_rdma_is_reverse_direction_reply()