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/*
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* Copyright (c) 2004-2009 Voltaire, Inc. All rights reserved.
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13e616 |
* Copyright (c) 2002-2005 Mellanox Technologies LTD. All rights reserved.
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13e616 |
* Copyright (c) 1996-2003 Intel Corporation. All rights reserved.
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13e616 |
* Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved.
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13e616 |
*
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13e616 |
* This software is available to you under a choice of one of two
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13e616 |
* licenses. You may choose to be licensed under the terms of the GNU
|
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13e616 |
* General Public License (GPL) Version 2, available from the file
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13e616 |
* COPYING in the main directory of this source tree, or the
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13e616 |
* 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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13e616 |
* 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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13e616 |
* 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_mftr_rcv_t.
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* This object represents the MulticastForwardingTable Receiver 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_SA_MFT_RECORD_C
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#include <vendor/osm_vendor_api.h>
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#include <opensm/osm_switch.h>
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#include <opensm/osm_helper.h>
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#include <opensm/osm_pkey.h>
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#include <opensm/osm_sa.h>
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#define SA_MFTR_RESP_SIZE SA_ITEM_RESP_SIZE(mft_rec)
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typedef struct osm_mftr_search_ctxt {
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const ib_mft_record_t *p_rcvd_rec;
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ib_net64_t comp_mask;
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cl_qlist_t *p_list;
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osm_sa_t *sa;
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const osm_physp_t *p_req_physp;
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} osm_mftr_search_ctxt_t;
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static ib_api_status_t mftr_rcv_new_mftr(IN osm_sa_t * sa,
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IN osm_switch_t * p_sw,
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IN cl_qlist_t * p_list,
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IN ib_net16_t lid, IN uint16_t block,
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IN uint8_t position)
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{
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osm_sa_item_t *p_rec_item;
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ib_api_status_t status = IB_SUCCESS;
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uint16_t position_block_num;
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OSM_LOG_ENTER(sa->p_log);
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p_rec_item = malloc(SA_MFTR_RESP_SIZE);
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if (p_rec_item == NULL) {
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OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 4A02: "
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"rec_item alloc failed\n");
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status = IB_INSUFFICIENT_RESOURCES;
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goto Exit;
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}
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OSM_LOG(sa->p_log, OSM_LOG_DEBUG,
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"New MulticastForwardingTable: sw 0x%016" PRIx64
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"\n\t\t\t\tblock %u position %u lid %u\n",
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cl_ntoh64(osm_node_get_node_guid(p_sw->p_node)),
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block, position, cl_ntoh16(lid));
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position_block_num = ((uint16_t) position << 12) |
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(block & IB_MCAST_BLOCK_ID_MASK_HO);
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memset(p_rec_item, 0, SA_MFTR_RESP_SIZE);
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p_rec_item->resp.mft_rec.lid = lid;
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p_rec_item->resp.mft_rec.position_block_num = cl_hton16(position_block_num);
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/* copy the mft block */
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osm_switch_get_mft_block(p_sw, block, position, p_rec_item->resp.mft_rec.mft);
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cl_qlist_insert_tail(p_list, &p_rec_item->list_item);
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Exit:
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OSM_LOG_EXIT(sa->p_log);
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return status;
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}
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static void mftr_rcv_by_comp_mask(IN cl_map_item_t * p_map_item, IN void *cxt)
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{
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const osm_mftr_search_ctxt_t *p_ctxt = cxt;
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osm_switch_t *p_sw = (osm_switch_t *) p_map_item;
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const ib_mft_record_t *const p_rcvd_rec = p_ctxt->p_rcvd_rec;
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osm_sa_t *sa = p_ctxt->sa;
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ib_net64_t const comp_mask = p_ctxt->comp_mask;
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const osm_physp_t *const p_req_physp = p_ctxt->p_req_physp;
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osm_port_t *p_port;
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uint16_t min_lid_ho, max_lid_ho;
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13e616 |
uint16_t position_block_num_ho;
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uint16_t min_block, max_block, block;
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13e616 |
const osm_physp_t *p_physp;
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13e616 |
uint8_t min_position, max_position, position;
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13e616 |
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/* In switches, the port guid is the node guid. */
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p_port =
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osm_get_port_by_guid(sa->p_subn, p_sw->p_node->node_info.port_guid);
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13e616 |
if (!p_port) {
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13e616 |
OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 4A05: "
|
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Packit |
13e616 |
"Failed to find Port by Node Guid:0x%016" PRIx64
|
|
Packit |
13e616 |
"\n", cl_ntoh64(p_sw->p_node->node_info.node_guid));
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Packit |
13e616 |
return;
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Packit |
13e616 |
}
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13e616 |
|
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Packit |
13e616 |
/* check that the requester physp and the current physp are under
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13e616 |
the same partition. */
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13e616 |
p_physp = p_port->p_physp;
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|
Packit |
13e616 |
if (!p_physp) {
|
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Packit |
13e616 |
OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 4A06: "
|
|
Packit |
13e616 |
"Failed to find default physical Port by Node Guid:0x%016"
|
|
Packit |
13e616 |
PRIx64 "\n",
|
|
Packit |
13e616 |
cl_ntoh64(p_sw->p_node->node_info.node_guid));
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Packit |
13e616 |
return;
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|
Packit |
13e616 |
}
|
|
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13e616 |
if (!osm_physp_share_pkey(sa->p_log, p_req_physp, p_physp,
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|
Packit |
13e616 |
sa->p_subn->opt.allow_both_pkeys))
|
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Packit |
13e616 |
return;
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|
Packit |
13e616 |
|
|
Packit |
13e616 |
/* get the port 0 of the switch */
|
|
Packit |
13e616 |
osm_port_get_lid_range_ho(p_port, &min_lid_ho, &max_lid_ho);
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
/* compare the lids - if required */
|
|
Packit |
13e616 |
if (comp_mask & IB_MFTR_COMPMASK_LID) {
|
|
Packit |
13e616 |
OSM_LOG(sa->p_log, OSM_LOG_DEBUG,
|
|
Packit |
13e616 |
"Comparing lid:%u to port lid range: %u .. %u\n",
|
|
Packit |
13e616 |
cl_ntoh16(p_rcvd_rec->lid), min_lid_ho, max_lid_ho);
|
|
Packit |
13e616 |
/* ok we are ready for range check */
|
|
Packit |
13e616 |
if (min_lid_ho > cl_ntoh16(p_rcvd_rec->lid) ||
|
|
Packit |
13e616 |
max_lid_ho < cl_ntoh16(p_rcvd_rec->lid))
|
|
Packit |
13e616 |
return;
|
|
Packit |
13e616 |
}
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
if (!osm_switch_supports_mcast(p_sw))
|
|
Packit |
13e616 |
return;
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
/* Are there any blocks in use ? */
|
|
Packit |
13e616 |
if (osm_switch_get_mft_max_block_in_use(p_sw) == -1)
|
|
Packit |
13e616 |
return;
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
position_block_num_ho = cl_ntoh16(p_rcvd_rec->position_block_num);
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
/* now we need to decide which blocks to output */
|
|
Packit |
13e616 |
if (comp_mask & IB_MFTR_COMPMASK_BLOCK) {
|
|
Packit |
13e616 |
max_block = min_block =
|
|
Packit |
13e616 |
position_block_num_ho & IB_MCAST_BLOCK_ID_MASK_HO;
|
|
Packit |
13e616 |
if (max_block > osm_switch_get_mft_max_block_in_use(p_sw))
|
|
Packit |
13e616 |
return;
|
|
Packit |
13e616 |
} else {
|
|
Packit |
13e616 |
/* use as many blocks as needed */
|
|
Packit |
13e616 |
min_block = 0;
|
|
Packit |
13e616 |
max_block = osm_switch_get_mft_max_block_in_use(p_sw);
|
|
Packit |
13e616 |
}
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
/* need to decide which positions to output */
|
|
Packit |
13e616 |
if (comp_mask & IB_MFTR_COMPMASK_POSITION) {
|
|
Packit |
13e616 |
min_position = max_position =
|
|
Packit |
13e616 |
(position_block_num_ho & 0xF000) >> 12;
|
|
Packit |
13e616 |
if (max_position > osm_switch_get_mft_max_position(p_sw))
|
|
Packit |
13e616 |
return;
|
|
Packit |
13e616 |
} else {
|
|
Packit |
13e616 |
/* use as many positions as needed */
|
|
Packit |
13e616 |
min_position = 0;
|
|
Packit |
13e616 |
max_position = osm_switch_get_mft_max_position(p_sw);
|
|
Packit |
13e616 |
}
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
/* so we can add these one by one ... */
|
|
Packit |
13e616 |
for (block = min_block; block <= max_block; block++)
|
|
Packit |
13e616 |
for (position = min_position; position <= max_position;
|
|
Packit |
13e616 |
position++)
|
|
Packit |
13e616 |
mftr_rcv_new_mftr(sa, p_sw, p_ctxt->p_list,
|
|
Packit |
13e616 |
osm_port_get_base_lid(p_port), block,
|
|
Packit |
13e616 |
position);
|
|
Packit |
13e616 |
}
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
void osm_mftr_rcv_process(IN void *ctx, IN void *data)
|
|
Packit |
13e616 |
{
|
|
Packit |
13e616 |
osm_sa_t *sa = ctx;
|
|
Packit |
13e616 |
osm_madw_t *p_madw = data;
|
|
Packit |
13e616 |
const ib_sa_mad_t *p_rcvd_mad;
|
|
Packit |
13e616 |
const ib_mft_record_t *p_rcvd_rec;
|
|
Packit |
13e616 |
cl_qlist_t rec_list;
|
|
Packit |
13e616 |
osm_mftr_search_ctxt_t context;
|
|
Packit |
13e616 |
osm_physp_t *p_req_physp;
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
CL_ASSERT(sa);
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
OSM_LOG_ENTER(sa->p_log);
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
CL_ASSERT(p_madw);
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
p_rcvd_mad = osm_madw_get_sa_mad_ptr(p_madw);
|
|
Packit |
13e616 |
p_rcvd_rec = (ib_mft_record_t *) ib_sa_mad_get_payload_ptr(p_rcvd_mad);
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
CL_ASSERT(p_rcvd_mad->attr_id == IB_MAD_ATTR_MFT_RECORD);
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
/* we only support SubnAdmGet and SubnAdmGetTable methods */
|
|
Packit |
13e616 |
if (p_rcvd_mad->method != IB_MAD_METHOD_GET &&
|
|
Packit |
13e616 |
p_rcvd_mad->method != IB_MAD_METHOD_GETTABLE) {
|
|
Packit |
13e616 |
OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 4A08: "
|
|
Packit |
13e616 |
"Unsupported Method (%s) for MFTRecord request\n",
|
|
Packit |
13e616 |
ib_get_sa_method_str(p_rcvd_mad->method));
|
|
Packit |
13e616 |
osm_sa_send_error(sa, p_madw, IB_MAD_STATUS_UNSUP_METHOD_ATTR);
|
|
Packit |
13e616 |
goto Exit;
|
|
Packit |
13e616 |
}
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
cl_plock_acquire(sa->p_lock);
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
/* update the requester physical port */
|
|
Packit |
13e616 |
p_req_physp = osm_get_physp_by_mad_addr(sa->p_log, sa->p_subn,
|
|
Packit |
13e616 |
osm_madw_get_mad_addr_ptr
|
|
Packit |
13e616 |
(p_madw));
|
|
Packit |
13e616 |
if (p_req_physp == NULL) {
|
|
Packit |
13e616 |
cl_plock_release(sa->p_lock);
|
|
Packit |
13e616 |
OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 4A07: "
|
|
Packit |
13e616 |
"Cannot find requester physical port\n");
|
|
Packit |
13e616 |
goto Exit;
|
|
Packit |
13e616 |
}
|
|
Packit |
13e616 |
OSM_LOG(sa->p_log, OSM_LOG_DEBUG,
|
|
Packit |
13e616 |
"Requester port GUID 0x%" PRIx64 "\n",
|
|
Packit |
13e616 |
cl_ntoh64(osm_physp_get_port_guid(p_req_physp)));
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
cl_qlist_init(&rec_list);
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
context.p_rcvd_rec = p_rcvd_rec;
|
|
Packit |
13e616 |
context.p_list = &rec_list;
|
|
Packit |
13e616 |
context.comp_mask = p_rcvd_mad->comp_mask;
|
|
Packit |
13e616 |
context.sa = sa;
|
|
Packit |
13e616 |
context.p_req_physp = p_req_physp;
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
/* Go over all switches */
|
|
Packit |
13e616 |
cl_qmap_apply_func(&sa->p_subn->sw_guid_tbl, mftr_rcv_by_comp_mask,
|
|
Packit |
13e616 |
&context);
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
cl_plock_release(sa->p_lock);
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
osm_sa_respond(sa, p_madw, sizeof(ib_mft_record_t), &rec_list);
|
|
Packit |
13e616 |
|
|
Packit |
13e616 |
Exit:
|
|
Packit |
13e616 |
OSM_LOG_EXIT(sa->p_log);
|
|
Packit |
13e616 |
}
|