2 * Copyright (c) 2004-2008 Voltaire, Inc. All rights reserved.
3 * Copyright (c) 2002-2005 Mellanox Technologies LTD. All rights reserved.
4 * Copyright (c) 1996-2003 Intel Corporation. All rights reserved.
6 * This software is available to you under a choice of one of two
7 * licenses. You may choose to be licensed under the terms of the GNU
8 * General Public License (GPL) Version 2, available from the file
9 * COPYING in the main directory of this source tree, or the
10 * OpenIB.org BSD license below:
12 * Redistribution and use in source and binary forms, with or
13 * without modification, are permitted provided that the following
16 * - Redistributions of source code must retain the above
17 * copyright notice, this list of conditions and the following
20 * - Redistributions in binary form must reproduce the above
21 * copyright notice, this list of conditions and the following
22 * disclaimer in the documentation and/or other materials
23 * provided with the distribution.
25 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
26 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
27 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
28 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
29 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
30 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
31 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
38 * Implementation of osm_nd_rcv_t.
39 * This object represents the NodeDescription Receiver object.
40 * This object is part of the opensm family of objects.
45 #endif /* HAVE_CONFIG_H */
48 #include <iba/ib_types.h>
49 #include <complib/cl_qmap.h>
50 #include <complib/cl_passivelock.h>
51 #include <complib/cl_debug.h>
52 #include <opensm/osm_madw.h>
53 #include <opensm/osm_log.h>
54 #include <opensm/osm_node.h>
55 #include <opensm/osm_opensm.h>
56 #include <opensm/osm_subnet.h>
58 /**********************************************************************
59 **********************************************************************/
61 __osm_nd_rcv_process_nd(IN osm_sm_t * sm,
62 IN osm_node_t * const p_node,
63 IN const ib_node_desc_t * const p_nd)
66 char print_desc[IB_NODE_DESCRIPTION_SIZE + 1];
68 OSM_LOG_ENTER(sm->p_log);
70 memcpy(&p_node->node_desc.description, p_nd, sizeof(*p_nd));
72 /* also set up a printable version */
73 memcpy(print_desc, p_nd, sizeof(*p_nd));
74 print_desc[IB_NODE_DESCRIPTION_SIZE] = '\0';
75 tmp_desc = remap_node_name(sm->p_subn->p_osm->node_name_map,
76 cl_ntoh64(osm_node_get_node_guid(p_node)),
79 /* make a copy for this node to "own" */
80 if (p_node->print_desc)
81 free(p_node->print_desc);
82 p_node->print_desc = tmp_desc;
84 OSM_LOG(sm->p_log, OSM_LOG_VERBOSE,
85 "Node 0x%" PRIx64 "\n\t\t\t\tDescription = %s\n",
86 cl_ntoh64(osm_node_get_node_guid(p_node)), p_node->print_desc);
88 OSM_LOG_EXIT(sm->p_log);
91 /**********************************************************************
92 **********************************************************************/
93 void osm_nd_rcv_process(IN void *context, IN void *data)
95 osm_sm_t *sm = context;
96 osm_madw_t *p_madw = data;
100 ib_net64_t node_guid;
104 OSM_LOG_ENTER(sm->p_log);
108 p_smp = osm_madw_get_smp_ptr(p_madw);
109 p_nd = (ib_node_desc_t *) ib_smp_get_payload_ptr(p_smp);
112 Acquire the node object and add the node description.
115 node_guid = osm_madw_get_nd_context_ptr(p_madw)->node_guid;
116 CL_PLOCK_EXCL_ACQUIRE(sm->p_lock);
117 p_node = osm_get_node_by_guid(sm->p_subn, node_guid);
119 OSM_LOG(sm->p_log, OSM_LOG_ERROR, "ERR 0B01: "
120 "NodeDescription received for nonexistent node "
121 "0x%" PRIx64 "\n", cl_ntoh64(node_guid));
123 __osm_nd_rcv_process_nd(sm, p_node, p_nd);
126 CL_PLOCK_RELEASE(sm->p_lock);
127 OSM_LOG_EXIT(sm->p_log);