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/*
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* Copyright (c) 2006-2009 Voltaire, Inc. All rights reserved.
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* Copyright (c) 2002-2012 Mellanox Technologies LTD. All rights reserved.
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* Copyright (c) 1996-2003 Intel Corporation. All rights reserved.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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*/
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/*
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* Abstract:
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* Implementation of osm_guid_mgr_t.
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* This object implements the GUID manager object.
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* This object is part of the opensm family of objects.
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*/
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#if HAVE_CONFIG_H
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# include <config.h>
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#endif /* HAVE_CONFIG_H */
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#include <string.h>
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#include <iba/ib_types.h>
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#include <complib/cl_debug.h>
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#include <complib/cl_qlist.h>
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#include <opensm/osm_file_ids.h>
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#define FILE_ID OSM_FILE_GUID_MGR_C
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#include <opensm/osm_port.h>
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#include <opensm/osm_node.h>
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#include <opensm/osm_guid.h>
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#include <opensm/osm_opensm.h>
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static void guidinfo_set(IN osm_sa_t *sa, IN osm_port_t *p_port,
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IN uint8_t block_num)
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{
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uint8_t payload[IB_SMP_DATA_SIZE];
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osm_madw_context_t context;
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ib_api_status_t status;
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memcpy(payload,
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&((*p_port->p_physp->p_guids)[block_num * GUID_TABLE_MAX_ENTRIES]),
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sizeof(ib_guid_info_t));
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context.gi_context.node_guid = osm_node_get_node_guid(p_port->p_node);
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context.gi_context.port_guid = osm_physp_get_port_guid(p_port->p_physp);
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context.gi_context.set_method = TRUE;
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context.gi_context.port_num = osm_physp_get_port_num(p_port->p_physp);
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status = osm_req_set(sa->sm, osm_physp_get_dr_path_ptr(p_port->p_physp),
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payload, sizeof(payload), IB_MAD_ATTR_GUID_INFO,
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cl_hton32((uint32_t)block_num), FALSE,
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ib_port_info_get_m_key(&p_port->p_physp->port_info),
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0, CL_DISP_MSGID_NONE, &context);
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if (status != IB_SUCCESS)
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OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 5109: "
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"Failure initiating GUIDInfo request (%s)\n",
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ib_get_err_str(status));
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}
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osm_guidinfo_work_obj_t *osm_guid_work_obj_new(IN osm_port_t * p_port,
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IN uint8_t block_num)
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{
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osm_guidinfo_work_obj_t *p_obj;
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/*
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clean allocated memory to avoid assertion when trying to insert to
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qlist.
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see cl_qlist_insert_tail(): CL_ASSERT(p_list_item->p_list != p_list)
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*/
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p_obj = calloc(1, sizeof(*p_obj));
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if (p_obj) {
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p_obj->p_port = p_port;
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p_obj->block_num = block_num;
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}
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return p_obj;
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}
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void osm_guid_work_obj_delete(IN osm_guidinfo_work_obj_t * p_wobj)
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{
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free(p_wobj);
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}
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int osm_queue_guidinfo(IN osm_sa_t *sa, IN osm_port_t *p_port,
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IN uint8_t block_num)
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{
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osm_guidinfo_work_obj_t *p_obj;
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int status = 1;
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p_obj = osm_guid_work_obj_new(p_port, block_num);
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if (p_obj)
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cl_qlist_insert_tail(&sa->p_subn->alias_guid_list,
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&p_obj->list_item);
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else {
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OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 510F: "
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"Memory allocation of guid work object failed\n");
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status = 0;
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}
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return status;
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}
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void osm_guid_mgr_process(IN osm_sm_t * sm) {
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osm_guidinfo_work_obj_t *p_obj;
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OSM_LOG_ENTER(sm->p_log);
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OSM_LOG(sm->p_log, OSM_LOG_DEBUG, "Processing alias guid list\n");
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CL_PLOCK_EXCL_ACQUIRE(sm->p_lock);
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while (cl_qlist_count(&sm->p_subn->alias_guid_list)) {
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p_obj = (osm_guidinfo_work_obj_t *) cl_qlist_remove_head(&sm->p_subn->alias_guid_list);
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guidinfo_set(&sm->p_subn->p_osm->sa, p_obj->p_port,
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p_obj->block_num);
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osm_guid_work_obj_delete(p_obj);
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}
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CL_PLOCK_RELEASE(sm->p_lock);
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OSM_LOG_EXIT(sm->p_log);
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}
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