486 		if (fr_desc->pi_ctx) {  in isert_conn_free_fastreg_pool()
487 			ib_free_fast_reg_page_list(fr_desc->pi_ctx->prot_frpl);  in isert_conn_free_fastreg_pool()
488 			ib_dereg_mr(fr_desc->pi_ctx->prot_mr);  in isert_conn_free_fastreg_pool()
489 			ib_destroy_mr(fr_desc->pi_ctx->sig_mr);  in isert_conn_free_fastreg_pool()
490 			kfree(fr_desc->pi_ctx);  in isert_conn_free_fastreg_pool()
507 	struct pi_context *pi_ctx;  in isert_create_pi_ctx()  local
510 	pi_ctx = kzalloc(sizeof(*desc->pi_ctx), GFP_KERNEL);  in isert_create_pi_ctx()
511 	if (!pi_ctx) {  in isert_create_pi_ctx()
516 	pi_ctx->prot_frpl = ib_alloc_fast_reg_page_list(device,  in isert_create_pi_ctx()
518 	if (IS_ERR(pi_ctx->prot_frpl)) {  in isert_create_pi_ctx()
520 			  PTR_ERR(pi_ctx->prot_frpl));  in isert_create_pi_ctx()
521 		ret = PTR_ERR(pi_ctx->prot_frpl);  in isert_create_pi_ctx()
525 	pi_ctx->prot_mr = ib_alloc_fast_reg_mr(pd, ISCSI_ISER_SG_TABLESIZE);  in isert_create_pi_ctx()
526 	if (IS_ERR(pi_ctx->prot_mr)) {  in isert_create_pi_ctx()
528 			  PTR_ERR(pi_ctx->prot_mr));  in isert_create_pi_ctx()
529 		ret = PTR_ERR(pi_ctx->prot_mr);  in isert_create_pi_ctx()
537 	pi_ctx->sig_mr = ib_create_mr(pd, &mr_init_attr);  in isert_create_pi_ctx()
538 	if (IS_ERR(pi_ctx->sig_mr)) {  in isert_create_pi_ctx()
540 			  PTR_ERR(pi_ctx->sig_mr));  in isert_create_pi_ctx()
541 		ret = PTR_ERR(pi_ctx->sig_mr);  in isert_create_pi_ctx()
545 	desc->pi_ctx = pi_ctx;  in isert_create_pi_ctx()
552 	ib_dereg_mr(pi_ctx->prot_mr);  in isert_create_pi_ctx()
554 	ib_free_fast_reg_page_list(pi_ctx->prot_frpl);  in isert_create_pi_ctx()
556 	kfree(pi_ctx);  in isert_create_pi_ctx()
1908 					    wr->fr_desc->pi_ctx->sig_mr);  in isert_completion_rdma_write()
1934 					    wr->fr_desc->pi_ctx->sig_mr);  in isert_completion_rdma_read()
2603 		mr = fr_desc->pi_ctx->prot_mr;  in isert_fast_reg_mr()
2604 		frpl = fr_desc->pi_ctx->prot_frpl;  in isert_fast_reg_mr()
2718 	struct pi_context *pi_ctx = fr_desc->pi_ctx;  in isert_reg_sig_mr()  local
2730 		isert_inv_rkey(&inv_wr, pi_ctx->sig_mr);  in isert_reg_sig_mr()
2741 	sig_wr.wr.sig_handover.sig_mr = pi_ctx->sig_mr;  in isert_reg_sig_mr()
2757 	rdma_wr->ib_sg[SIG].lkey = pi_ctx->sig_mr->lkey;  in isert_reg_sig_mr()
2784 	if (!wr->fr_desc->pi_ctx) {  in isert_handle_prot_cmd()