54 svc_rdma_get_rw_ctxt(struct svcxprt_rdma *rdma, unsigned int sges)  in svc_rdma_get_rw_ctxt()  argument
59 	spin_lock(&rdma->sc_rw_ctxt_lock);  in svc_rdma_get_rw_ctxt()
60 	node = llist_del_first(&rdma->sc_rw_ctxts);  in svc_rdma_get_rw_ctxt()
61 	spin_unlock(&rdma->sc_rw_ctxt_lock);  in svc_rdma_get_rw_ctxt()
83 	trace_svcrdma_no_rwctx_err(rdma, sges);  in svc_rdma_get_rw_ctxt()
87 static void __svc_rdma_put_rw_ctxt(struct svcxprt_rdma *rdma,  in __svc_rdma_put_rw_ctxt()  argument
95 static void svc_rdma_put_rw_ctxt(struct svcxprt_rdma *rdma,  in svc_rdma_put_rw_ctxt()  argument
98 	__svc_rdma_put_rw_ctxt(rdma, ctxt, &rdma->sc_rw_ctxts);  in svc_rdma_put_rw_ctxt()
106 void svc_rdma_destroy_rw_ctxts(struct svcxprt_rdma *rdma)  in svc_rdma_destroy_rw_ctxts()  argument
111 	while ((node = llist_del_first(&rdma->sc_rw_ctxts)) != NULL) {  in svc_rdma_destroy_rw_ctxts()
128 static int svc_rdma_rw_ctx_init(struct svcxprt_rdma *rdma,  in svc_rdma_rw_ctx_init()  argument
135 	ret = rdma_rw_ctx_init(&ctxt->rw_ctx, rdma->sc_qp, rdma->sc_port_num,  in svc_rdma_rw_ctx_init()
139 		svc_rdma_put_rw_ctxt(rdma, ctxt);  in svc_rdma_rw_ctx_init()
140 		trace_svcrdma_dma_map_rw_err(rdma, ctxt->rw_nents, ret);  in svc_rdma_rw_ctx_init()
164 static void svc_rdma_cc_cid_init(struct svcxprt_rdma *rdma,  in svc_rdma_cc_cid_init()  argument
167 	cid->ci_queue_id = rdma->sc_sq_cq->res.id;  in svc_rdma_cc_cid_init()
168 	cid->ci_completion_id = atomic_inc_return(&rdma->sc_completion_ids);  in svc_rdma_cc_cid_init()
171 static void svc_rdma_cc_init(struct svcxprt_rdma *rdma,  in svc_rdma_cc_init()  argument
174 	svc_rdma_cc_cid_init(rdma, &cc->cc_cid);  in svc_rdma_cc_init()
175 	cc->cc_rdma = rdma;  in svc_rdma_cc_init()
189 	struct svcxprt_rdma *rdma = cc->cc_rdma;  in svc_rdma_cc_release()  local
198 		rdma_rw_ctx_destroy(&ctxt->rw_ctx, rdma->sc_qp,  in svc_rdma_cc_release()
199 				    rdma->sc_port_num, ctxt->rw_sg_table.sgl,  in svc_rdma_cc_release()
201 		__svc_rdma_put_rw_ctxt(rdma, ctxt, &free);  in svc_rdma_cc_release()
209 		llist_add_batch(first, last, &rdma->sc_rw_ctxts);  in svc_rdma_cc_release()
232 svc_rdma_write_info_alloc(struct svcxprt_rdma *rdma,  in svc_rdma_write_info_alloc()  argument
244 	svc_rdma_cc_init(rdma, &info->wi_cc);  in svc_rdma_write_info_alloc()
267 	struct svcxprt_rdma *rdma = cc->cc_rdma;  in svc_rdma_write_done()  local
282 	svc_rdma_wake_send_waiters(rdma, cc->cc_sqecount);  in svc_rdma_write_done()
285 		svc_xprt_deferred_close(&rdma->sc_xprt);  in svc_rdma_write_done()
303 svc_rdma_read_info_alloc(struct svcxprt_rdma *rdma)  in svc_rdma_read_info_alloc()  argument
311 	svc_rdma_cc_init(rdma, &info->ri_cc);  in svc_rdma_read_info_alloc()
363 	struct svcxprt_rdma *rdma = cc->cc_rdma;  in svc_rdma_post_chunk_ctxt()  local
370 	if (cc->cc_sqecount > rdma->sc_sq_depth)  in svc_rdma_post_chunk_ctxt()
379 		first_wr = rdma_rw_ctx_wrs(&ctxt->rw_ctx, rdma->sc_qp,  in svc_rdma_post_chunk_ctxt()
380 					   rdma->sc_port_num, cqe, first_wr);  in svc_rdma_post_chunk_ctxt()
386 				      &rdma->sc_sq_avail) > 0) {  in svc_rdma_post_chunk_ctxt()
388 			ret = ib_post_send(rdma->sc_qp, first_wr, &bad_wr);  in svc_rdma_post_chunk_ctxt()
395 		trace_svcrdma_sq_full(rdma);  in svc_rdma_post_chunk_ctxt()
396 		atomic_add(cc->cc_sqecount, &rdma->sc_sq_avail);  in svc_rdma_post_chunk_ctxt()
397 		wait_event(rdma->sc_send_wait,  in svc_rdma_post_chunk_ctxt()
398 			   atomic_read(&rdma->sc_sq_avail) > cc->cc_sqecount);  in svc_rdma_post_chunk_ctxt()
399 		trace_svcrdma_sq_retry(rdma);  in svc_rdma_post_chunk_ctxt()
402 	trace_svcrdma_sq_post_err(rdma, ret);  in svc_rdma_post_chunk_ctxt()
403 	svc_xprt_deferred_close(&rdma->sc_xprt);  in svc_rdma_post_chunk_ctxt()
409 	atomic_add(cc->cc_sqecount, &rdma->sc_sq_avail);  in svc_rdma_post_chunk_ctxt()
410 	wake_up(&rdma->sc_send_wait);  in svc_rdma_post_chunk_ctxt()
472 	struct svcxprt_rdma *rdma = cc->cc_rdma;  in svc_rdma_build_writes()  local
488 		ctxt = svc_rdma_get_rw_ctxt(rdma,  in svc_rdma_build_writes()
495 		ret = svc_rdma_rw_ctx_init(rdma, ctxt, offset, seg->rs_handle,  in svc_rdma_build_writes()
515 	trace_svcrdma_small_wrch_err(rdma, remaining, info->wi_seg_no,  in svc_rdma_build_writes()
614 int svc_rdma_send_write_chunk(struct svcxprt_rdma *rdma,  in svc_rdma_send_write_chunk()  argument
622 	info = svc_rdma_write_info_alloc(rdma, chunk);  in svc_rdma_send_write_chunk()
655 int svc_rdma_send_reply_chunk(struct svcxprt_rdma *rdma,  in svc_rdma_send_reply_chunk()  argument
668 	info = svc_rdma_write_info_alloc(rdma, chunk);  in svc_rdma_send_reply_chunk()
1116 int svc_rdma_process_read_list(struct svcxprt_rdma *rdma,  in svc_rdma_process_read_list()  argument
1124 	info = svc_rdma_read_info_alloc(rdma);  in svc_rdma_process_read_list()