55 	struct svc_rdma_rw_ctxt *ctxt;  in svc_rdma_get_rw_ctxt()  local
59 	ctxt = svc_rdma_next_ctxt(&rdma->sc_rw_ctxts);  in svc_rdma_get_rw_ctxt()
60 	if (ctxt) {  in svc_rdma_get_rw_ctxt()
61 		list_del(&ctxt->rw_list);  in svc_rdma_get_rw_ctxt()
65 		ctxt = kmalloc(struct_size(ctxt, rw_first_sgl, SG_CHUNK_SIZE),  in svc_rdma_get_rw_ctxt()
67 		if (!ctxt)  in svc_rdma_get_rw_ctxt()
69 		INIT_LIST_HEAD(&ctxt->rw_list);  in svc_rdma_get_rw_ctxt()
72 	ctxt->rw_sg_table.sgl = ctxt->rw_first_sgl;  in svc_rdma_get_rw_ctxt()
73 	if (sg_alloc_table_chained(&ctxt->rw_sg_table, sges,  in svc_rdma_get_rw_ctxt()
74 				   ctxt->rw_sg_table.sgl,  in svc_rdma_get_rw_ctxt()
77 	return ctxt;  in svc_rdma_get_rw_ctxt()
80 	kfree(ctxt);  in svc_rdma_get_rw_ctxt()
87 				 struct svc_rdma_rw_ctxt *ctxt)  in svc_rdma_put_rw_ctxt()  argument
89 	sg_free_table_chained(&ctxt->rw_sg_table, SG_CHUNK_SIZE);  in svc_rdma_put_rw_ctxt()
92 	list_add(&ctxt->rw_list, &rdma->sc_rw_ctxts);  in svc_rdma_put_rw_ctxt()
103 	struct svc_rdma_rw_ctxt *ctxt;  in svc_rdma_destroy_rw_ctxts()  local
105 	while ((ctxt = svc_rdma_next_ctxt(&rdma->sc_rw_ctxts)) != NULL) {  in svc_rdma_destroy_rw_ctxts()
106 		list_del(&ctxt->rw_list);  in svc_rdma_destroy_rw_ctxts()
107 		kfree(ctxt);  in svc_rdma_destroy_rw_ctxts()
123 				struct svc_rdma_rw_ctxt *ctxt,  in svc_rdma_rw_ctx_init()  argument
129 	ret = rdma_rw_ctx_init(&ctxt->rw_ctx, rdma->sc_qp, rdma->sc_port_num,  in svc_rdma_rw_ctx_init()
130 			       ctxt->rw_sg_table.sgl, ctxt->rw_nents,  in svc_rdma_rw_ctx_init()
133 		svc_rdma_put_rw_ctxt(rdma, ctxt);  in svc_rdma_rw_ctx_init()
134 		trace_svcrdma_dma_map_rw_err(rdma, ctxt->rw_nents, ret);  in svc_rdma_rw_ctx_init()
176 	struct svc_rdma_rw_ctxt *ctxt;  in svc_rdma_cc_release()  local
178 	while ((ctxt = svc_rdma_next_ctxt(&cc->cc_rwctxts)) != NULL) {  in svc_rdma_cc_release()
179 		list_del(&ctxt->rw_list);  in svc_rdma_cc_release()
181 		rdma_rw_ctx_destroy(&ctxt->rw_ctx, rdma->sc_qp,  in svc_rdma_cc_release()
182 				    rdma->sc_port_num, ctxt->rw_sg_table.sgl,  in svc_rdma_cc_release()
183 				    ctxt->rw_nents, dir);  in svc_rdma_cc_release()
184 		svc_rdma_put_rw_ctxt(rdma, ctxt);  in svc_rdma_cc_release()
350 		struct svc_rdma_rw_ctxt *ctxt;  in svc_rdma_post_chunk_ctxt()  local
352 		ctxt = list_entry(tmp, struct svc_rdma_rw_ctxt, rw_list);  in svc_rdma_post_chunk_ctxt()
353 		first_wr = rdma_rw_ctx_wrs(&ctxt->rw_ctx, rdma->sc_qp,  in svc_rdma_post_chunk_ctxt()
391 			       struct svc_rdma_rw_ctxt *ctxt)  in svc_rdma_vec_to_sg()  argument
393 	struct scatterlist *sg = ctxt->rw_sg_table.sgl;  in svc_rdma_vec_to_sg()
398 	ctxt->rw_nents = 1;  in svc_rdma_vec_to_sg()
405 				    struct svc_rdma_rw_ctxt *ctxt)  in svc_rdma_pagelist_to_sg()  argument
417 	sg = ctxt->rw_sg_table.sgl;  in svc_rdma_pagelist_to_sg()
431 	ctxt->rw_nents = sge_no;  in svc_rdma_pagelist_to_sg()
441 					  struct svc_rdma_rw_ctxt *ctxt),  in svc_rdma_build_writes()  argument
446 	struct svc_rdma_rw_ctxt *ctxt;  in svc_rdma_build_writes()  local
463 		ctxt = svc_rdma_get_rw_ctxt(rdma,  in svc_rdma_build_writes()
465 		if (!ctxt)  in svc_rdma_build_writes()
468 		constructor(info, write_len, ctxt);  in svc_rdma_build_writes()
469 		ret = svc_rdma_rw_ctx_init(rdma, ctxt, offset, handle,  in svc_rdma_build_writes()
476 		list_add(&ctxt->rw_list, &cc->cc_rwctxts);  in svc_rdma_build_writes()
635 	struct svc_rdma_rw_ctxt *ctxt;  in svc_rdma_build_read_segment()  local
641 	ctxt = svc_rdma_get_rw_ctxt(cc->cc_rdma, sge_no);  in svc_rdma_build_read_segment()
642 	if (!ctxt)  in svc_rdma_build_read_segment()
644 	ctxt->rw_nents = sge_no;  in svc_rdma_build_read_segment()
646 	sg = ctxt->rw_sg_table.sgl;  in svc_rdma_build_read_segment()
647 	for (sge_no = 0; sge_no < ctxt->rw_nents; sge_no++) {  in svc_rdma_build_read_segment()
673 	ret = svc_rdma_rw_ctx_init(cc->cc_rdma, ctxt, offset, rkey,  in svc_rdma_build_read_segment()
678 	list_add(&ctxt->rw_list, &cc->cc_rwctxts);  in svc_rdma_build_read_segment()