/*
* Copyright (c) 2006-2009 Voltaire, Inc. All rights reserved.
* Copyright (c) 2002-2012 Mellanox Technologies LTD. All rights reserved.
* Copyright (c) 1996-2003 Intel Corporation. All rights reserved.
* Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*/
/*
* Abstract:
* Implementation of osm_gir_rcv_t.
* This object represents the GUIDInfoRecord Receiver object.
* This object is part of the opensm family of objects.
*/
#if HAVE_CONFIG_H
# include <config.h>
#endif /* HAVE_CONFIG_H */
#include <string.h>
#include <iba/ib_types.h>
#include <complib/cl_qmap.h>
#include <complib/cl_passivelock.h>
#include <complib/cl_debug.h>
#include <complib/cl_qlist.h>
#include <opensm/osm_file_ids.h>
#define FILE_ID OSM_FILE_SA_GUIDINFO_RECORD_C
#include <vendor/osm_vendor_api.h>
#include <opensm/osm_port.h>
#include <opensm/osm_node.h>
#include <opensm/osm_guid.h>
#include <opensm/osm_helper.h>
#include <opensm/osm_pkey.h>
#include <opensm/osm_sa.h>
#define SA_GIR_RESP_SIZE SA_ITEM_RESP_SIZE(guid_rec)
#define MOD_GIR_COMP_MASK (IB_GIR_COMPMASK_LID | IB_GIR_COMPMASK_BLOCKNUM)
typedef struct osm_gir_item {
cl_list_item_t list_item;
ib_guidinfo_record_t rec;
} osm_gir_item_t;
typedef struct osm_gir_search_ctxt {
const ib_guidinfo_record_t *p_rcvd_rec;
ib_net64_t comp_mask;
cl_qlist_t *p_list;
osm_sa_t *sa;
const osm_physp_t *p_req_physp;
} osm_gir_search_ctxt_t;
static ib_api_status_t gir_rcv_new_gir(IN osm_sa_t * sa,
IN const osm_node_t * p_node,
IN cl_qlist_t * p_list,
IN ib_net64_t const match_port_guid,
IN ib_net16_t const match_lid,
IN const osm_physp_t * p_physp,
IN uint8_t const block_num)
{
osm_sa_item_t *p_rec_item;
ib_api_status_t status = IB_SUCCESS;
OSM_LOG_ENTER(sa->p_log);
p_rec_item = malloc(SA_GIR_RESP_SIZE);
if (p_rec_item == NULL) {
OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 5102: "
"rec_item alloc failed\n");
status = IB_INSUFFICIENT_RESOURCES;
goto Exit;
}
OSM_LOG(sa->p_log, OSM_LOG_DEBUG,
"New GUIDInfoRecord: lid %u, block num %d\n",
cl_ntoh16(match_lid), block_num);
memset(p_rec_item, 0, SA_GIR_RESP_SIZE);
p_rec_item->resp.guid_rec.lid = match_lid;
p_rec_item->resp.guid_rec.block_num = block_num;
if (p_physp->p_guids)
memcpy(&p_rec_item->resp.guid_rec.guid_info,
*p_physp->p_guids + block_num * GUID_TABLE_MAX_ENTRIES,
sizeof(ib_guid_info_t));
else if (!block_num)
p_rec_item->resp.guid_rec.guid_info.guid[0] = osm_physp_get_port_guid(p_physp);
cl_qlist_insert_tail(p_list, &p_rec_item->list_item);
Exit:
OSM_LOG_EXIT(sa->p_log);
return status;
}
static void sa_gir_create_gir(IN osm_sa_t * sa, IN osm_node_t * p_node,
IN cl_qlist_t * p_list,
IN ib_net64_t const match_port_guid,
IN ib_net16_t const match_lid,
IN const osm_physp_t * p_req_physp,
IN uint8_t const match_block_num)
{
const osm_physp_t *p_physp;
uint8_t port_num;
uint8_t num_ports;
uint16_t match_lid_ho;
ib_net16_t base_lid_ho;
ib_net16_t max_lid_ho;
uint8_t lmc;
ib_net64_t port_guid;
uint8_t block_num, start_block_num, end_block_num, num_blocks;
OSM_LOG_ENTER(sa->p_log);
OSM_LOG(sa->p_log, OSM_LOG_DEBUG,
"Looking for GUIDRecord with LID: %u GUID:0x%016"
PRIx64 "\n", cl_ntoh16(match_lid), cl_ntoh64(match_port_guid));
/*
For switches, do not return the GUIDInfo record(s)
for each port on the switch, just for port 0.
*/
if (osm_node_get_type(p_node) == IB_NODE_TYPE_SWITCH)
num_ports = 1;
else
num_ports = osm_node_get_num_physp(p_node);
for (port_num = 0; port_num < num_ports; port_num++) {
p_physp = osm_node_get_physp_ptr(p_node, port_num);
if (!p_physp)
continue;
/* Check to see if the found p_physp and the requester physp
share a pkey. If not, continue */
if (!osm_physp_share_pkey(sa->p_log, p_physp, p_req_physp,
sa->p_subn->opt.allow_both_pkeys))
continue;
port_guid = osm_physp_get_port_guid(p_physp);
if (match_port_guid && (port_guid != match_port_guid))
continue;
/*
Note: the following check is a temporary workaround
Since 1. GUIDCap should never be 0 on ports where this applies
and 2. GUIDCap should not be used on ports where it doesn't apply
So this should really be a check for whether the port is a
switch external port or not!
*/
if (p_physp->port_info.guid_cap == 0)
continue;
num_blocks = p_physp->port_info.guid_cap / 8;
if (p_physp->port_info.guid_cap % 8)
num_blocks++;
if (match_block_num == 255) {
start_block_num = 0;
end_block_num = num_blocks - 1;
} else {
if (match_block_num >= num_blocks)
continue;
end_block_num = start_block_num = match_block_num;
}
base_lid_ho = cl_ntoh16(osm_physp_get_base_lid(p_physp));
match_lid_ho = cl_ntoh16(match_lid);
if (match_lid_ho) {
lmc = osm_physp_get_lmc(p_physp);
max_lid_ho = (uint16_t) (base_lid_ho + (1 << lmc) - 1);
/*
We validate that the lid belongs to this node.
*/
OSM_LOG(sa->p_log, OSM_LOG_DEBUG,
"Comparing LID: %u <= %u <= %u\n",
base_lid_ho, match_lid_ho, max_lid_ho);
if (match_lid_ho < base_lid_ho
|| match_lid_ho > max_lid_ho)
continue;
}
for (block_num = start_block_num; block_num <= end_block_num;
block_num++)
gir_rcv_new_gir(sa, p_node, p_list, port_guid,
cl_ntoh16(base_lid_ho), p_physp,
block_num);
}
OSM_LOG_EXIT(sa->p_log);
}
static void sa_gir_by_comp_mask_cb(IN cl_map_item_t * p_map_item, IN void *cxt)
{
const osm_gir_search_ctxt_t *p_ctxt = cxt;
osm_node_t *const p_node = (osm_node_t *) p_map_item;
const ib_guidinfo_record_t *const p_rcvd_rec = p_ctxt->p_rcvd_rec;
const osm_physp_t *const p_req_physp = p_ctxt->p_req_physp;
osm_sa_t *sa = p_ctxt->sa;
const ib_guid_info_t *p_comp_gi;
ib_net64_t const comp_mask = p_ctxt->comp_mask;
ib_net64_t match_port_guid = 0;
ib_net16_t match_lid = 0;
uint8_t match_block_num = 255;
OSM_LOG_ENTER(p_ctxt->sa->p_log);
if (comp_mask & IB_GIR_COMPMASK_LID)
match_lid = p_rcvd_rec->lid;
if (comp_mask & IB_GIR_COMPMASK_BLOCKNUM)
match_block_num = p_rcvd_rec->block_num;
p_comp_gi = &p_rcvd_rec->guid_info;
/* Different rule for block 0 v. other blocks */
if (comp_mask & IB_GIR_COMPMASK_GID0) {
if (!p_rcvd_rec->block_num)
match_port_guid = osm_physp_get_port_guid(p_req_physp);
if (p_comp_gi->guid[0] != match_port_guid)
goto Exit;
}
if (comp_mask & IB_GIR_COMPMASK_GID1) {
if (p_comp_gi->guid[1] != 0)
goto Exit;
}
if (comp_mask & IB_GIR_COMPMASK_GID2) {
if (p_comp_gi->guid[2] != 0)
goto Exit;
}
if (comp_mask & IB_GIR_COMPMASK_GID3) {
if (p_comp_gi->guid[3] != 0)
goto Exit;
}
if (comp_mask & IB_GIR_COMPMASK_GID4) {
if (p_comp_gi->guid[4] != 0)
goto Exit;
}
if (comp_mask & IB_GIR_COMPMASK_GID5) {
if (p_comp_gi->guid[5] != 0)
goto Exit;
}
if (comp_mask & IB_GIR_COMPMASK_GID6) {
if (p_comp_gi->guid[6] != 0)
goto Exit;
}
if (comp_mask & IB_GIR_COMPMASK_GID7) {
if (p_comp_gi->guid[7] != 0)
goto Exit;
}
sa_gir_create_gir(sa, p_node, p_ctxt->p_list, match_port_guid,
match_lid, p_req_physp, match_block_num);
Exit:
OSM_LOG_EXIT(p_ctxt->sa->p_log);
}
static inline boolean_t check_mod_comp_mask(ib_net64_t comp_mask)
{
return ((comp_mask & MOD_GIR_COMP_MASK) == MOD_GIR_COMP_MASK);
}
static uint8_t coalesce_comp_mask(IN osm_madw_t *p_madw)
{
uint8_t comp_mask = 0;
ib_sa_mad_t *p_sa_mad;
p_sa_mad = osm_madw_get_sa_mad_ptr(p_madw);
if (p_sa_mad->comp_mask & IB_GIR_COMPMASK_GID0)
comp_mask |= 1<<0;
if (p_sa_mad->comp_mask & IB_GIR_COMPMASK_GID1)
comp_mask |= 1<<1;
if (p_sa_mad->comp_mask & IB_GIR_COMPMASK_GID2)
comp_mask |= 1<<2;
if (p_sa_mad->comp_mask & IB_GIR_COMPMASK_GID3)
comp_mask |= 1<<3;
if (p_sa_mad->comp_mask & IB_GIR_COMPMASK_GID4)
comp_mask |= 1<<4;
if (p_sa_mad->comp_mask & IB_GIR_COMPMASK_GID5)
comp_mask |= 1<<5;
if (p_sa_mad->comp_mask & IB_GIR_COMPMASK_GID6)
comp_mask |= 1<<6;
if (p_sa_mad->comp_mask & IB_GIR_COMPMASK_GID7)
comp_mask |= 1<<7;
return comp_mask;
}
static void guidinfo_respond(IN osm_sa_t *sa, IN osm_madw_t *p_madw,
IN ib_guidinfo_record_t * p_guidinfo_rec)
{
cl_qlist_t rec_list;
osm_sa_item_t *item;
OSM_LOG_ENTER(sa->p_log);
item = malloc(SA_GIR_RESP_SIZE);
if (!item) {
OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 5101: "
"rec_item alloc failed\n");
goto Exit;
}
item->resp.guid_rec = *p_guidinfo_rec;
cl_qlist_init(&rec_list);
cl_qlist_insert_tail(&rec_list, &item->list_item);
osm_sa_respond(sa, p_madw, sizeof(ib_guidinfo_record_t), &rec_list);
Exit:
OSM_LOG_EXIT(sa->p_log);
}
static void gir_respond(IN osm_sa_t *sa, IN osm_madw_t *p_madw)
{
ib_sa_mad_t *p_sa_mad;
ib_guidinfo_record_t *p_rcvd_rec;
ib_guidinfo_record_t guidinfo_rec;
p_sa_mad = osm_madw_get_sa_mad_ptr(p_madw);
p_rcvd_rec = (ib_guidinfo_record_t *) ib_sa_mad_get_payload_ptr(p_sa_mad);
if (OSM_LOG_IS_ACTIVE_V2(sa->p_log, OSM_LOG_DEBUG))
osm_dump_guidinfo_record_v2(sa->p_log, p_rcvd_rec, FILE_ID, OSM_LOG_DEBUG);
guidinfo_rec = *p_rcvd_rec;
guidinfo_respond(sa, p_madw, &guidinfo_rec);
}
static ib_net64_t sm_assigned_guid(uint8_t assigned_byte)
{
static uint32_t uniq_count;
if (++uniq_count == 0) {
uniq_count--;
return 0;
}
return cl_hton64(((uint64_t) uniq_count) |
(((uint64_t) assigned_byte) << 32) |
(((uint64_t) OSM_VENDOR_ID_OPENIB) << 40));
}
static void del_guidinfo(IN osm_sa_t *sa, IN osm_madw_t *p_madw,
IN osm_port_t *p_port, IN uint8_t block_num)
{
int i;
uint32_t max_block;
ib_sa_mad_t *p_sa_mad;
ib_guidinfo_record_t *p_rcvd_rec;
ib_net64_t del_alias_guid;
osm_alias_guid_t *p_alias_guid;
cl_list_item_t *p_list_item;
osm_mcm_port_t *p_mcm_port;
osm_mcm_alias_guid_t *p_mcm_alias_guid;
uint8_t del_mask;
int dirty = 0;
if (!p_port->p_physp->p_guids)
goto Exit;
max_block = (p_port->p_physp->port_info.guid_cap + GUID_TABLE_MAX_ENTRIES - 1) /
GUID_TABLE_MAX_ENTRIES;
if (block_num >= max_block) {
OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 5116: "
"block_num %d is higher than Max GUID Cap block %d "
"for port GUID 0x%" PRIx64 "\n",
block_num, max_block, cl_ntoh64(p_port->p_physp->port_guid));
CL_PLOCK_RELEASE(sa->p_lock);
osm_sa_send_error(sa, p_madw,
IB_SA_MAD_STATUS_NO_RECORDS);
return;
}
p_sa_mad = osm_madw_get_sa_mad_ptr(p_madw);
p_rcvd_rec =
(ib_guidinfo_record_t *) ib_sa_mad_get_payload_ptr(p_sa_mad);
del_mask = coalesce_comp_mask(p_madw);
for (i = block_num * GUID_TABLE_MAX_ENTRIES;
(block_num + 1) * GUID_TABLE_MAX_ENTRIES < p_port->p_physp->port_info.guid_cap ? i < (block_num + 1) * GUID_TABLE_MAX_ENTRIES : i < p_port->p_physp->port_info.guid_cap;
i++) {
/* can't delete block 0 index 0 (base guid is RO) for alias guid table */
if (i == 0 && p_sa_mad->comp_mask & IB_GIR_COMPMASK_GID0) {
CL_PLOCK_RELEASE(sa->p_lock);
OSM_LOG(sa->p_log, OSM_LOG_DEBUG,
"Not allowed to delete RO GID 0\n");
osm_sa_send_error(sa, p_madw,
IB_SA_MAD_STATUS_REQ_INVALID);
return;
}
if (!(del_mask & 1<<(i % 8)))
continue;
del_alias_guid = (*p_port->p_physp->p_guids)[i];
if (del_alias_guid) {
/* Search all of port's multicast groups for alias */
p_list_item = cl_qlist_head(&p_port->mcm_list);
while (p_list_item != cl_qlist_end(&p_port->mcm_list)) {
p_mcm_port = cl_item_obj(p_list_item,
p_mcm_port, list_item);
p_list_item = cl_qlist_next(p_list_item);
p_mcm_alias_guid = osm_mgrp_get_mcm_alias_guid(p_mcm_port->mgrp, del_alias_guid);
if (p_mcm_alias_guid) {
CL_PLOCK_RELEASE(sa->p_lock);
osm_sa_send_error(sa, p_madw,
IB_SA_MAD_STATUS_DENIED);
return;
}
}
}
}
for (i = block_num * GUID_TABLE_MAX_ENTRIES;
(block_num + 1) * GUID_TABLE_MAX_ENTRIES < p_port->p_physp->port_info.guid_cap ? i < (block_num + 1) * GUID_TABLE_MAX_ENTRIES : i < p_port->p_physp->port_info.guid_cap;
i++) {
if (!(del_mask & 1<<(i % 8)))
continue;
del_alias_guid = (*p_port->p_physp->p_guids)[i];
if (del_alias_guid) {
/* remove original from alias guid table */
p_alias_guid = (osm_alias_guid_t *)
cl_qmap_remove(&sa->p_subn->alias_port_guid_tbl,
del_alias_guid);
if (p_alias_guid != (osm_alias_guid_t *)
cl_qmap_end(&sa->p_subn->alias_port_guid_tbl))
osm_alias_guid_delete(&p_alias_guid);
else
OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 510B: "
"Original alias GUID 0x%" PRIx64
" at index %u not found\n",
cl_ntoh64(del_alias_guid), i);
/* clear guid at index */
(*p_port->p_physp->p_guids)[i] = 0;
dirty = 1;
}
}
if (dirty) {
if (osm_queue_guidinfo(sa, p_port, block_num))
osm_sm_signal(sa->sm, OSM_SIGNAL_GUID_PROCESS_REQUEST);
sa->dirty = TRUE;
}
memcpy(&p_rcvd_rec->guid_info,
&((*p_port->p_physp->p_guids)[block_num * GUID_TABLE_MAX_ENTRIES]),
sizeof(ib_guid_info_t));
Exit:
CL_PLOCK_RELEASE(sa->p_lock);
gir_respond(sa, p_madw);
}
static void set_guidinfo(IN osm_sa_t *sa, IN osm_madw_t *p_madw,
IN osm_port_t *p_port, IN uint8_t block_num)
{
uint32_t max_block;
int i, j, dirty = 0;
ib_sa_mad_t *p_sa_mad;
ib_guidinfo_record_t *p_rcvd_rec;
osm_assigned_guids_t *p_assigned_guids = 0;
osm_alias_guid_t *p_alias_guid, *p_alias_guid_check;
cl_map_item_t *p_item;
ib_net64_t set_alias_guid, del_alias_guid, assigned_guid;
uint8_t set_mask;
max_block = (p_port->p_physp->port_info.guid_cap + GUID_TABLE_MAX_ENTRIES - 1) /
GUID_TABLE_MAX_ENTRIES;
if (block_num >= max_block) {
OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 5118: "
"block_num %d is higher than Max GUID Cap block %d "
"for port GUID 0x%" PRIx64 "\n",
block_num, max_block, cl_ntoh64(p_port->p_physp->port_guid));
CL_PLOCK_RELEASE(sa->p_lock);
osm_sa_send_error(sa, p_madw,
IB_SA_MAD_STATUS_NO_RECORDS);
return;
}
if (!p_port->p_physp->p_guids) {
p_port->p_physp->p_guids = calloc(max_block * GUID_TABLE_MAX_ENTRIES,
sizeof(ib_net64_t));
if (!p_port->p_physp->p_guids) {
OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 5103: "
"GUID table memory allocation failed for port "
"GUID 0x%" PRIx64 "\n",
cl_ntoh64(p_port->p_physp->port_guid));
CL_PLOCK_RELEASE(sa->p_lock);
osm_sa_send_error(sa, p_madw,
IB_SA_MAD_STATUS_NO_RESOURCES);
return;
}
/* setup base port guid in index 0 */
(*p_port->p_physp->p_guids)[0] = p_port->p_physp->port_guid;
}
p_sa_mad = osm_madw_get_sa_mad_ptr(p_madw);
p_rcvd_rec = (ib_guidinfo_record_t *) ib_sa_mad_get_payload_ptr(p_sa_mad);
if (OSM_LOG_IS_ACTIVE_V2(sa->p_log, OSM_LOG_DEBUG)) {
OSM_LOG(sa->p_log, OSM_LOG_DEBUG, "Dump of incoming record\n");
osm_dump_guidinfo_record_v2(sa->p_log, p_rcvd_rec, FILE_ID, OSM_LOG_DEBUG);
}
set_mask = coalesce_comp_mask(p_madw);
for (i = block_num * GUID_TABLE_MAX_ENTRIES;
(block_num + 1) * GUID_TABLE_MAX_ENTRIES < p_port->p_physp->port_info.guid_cap ? i < (block_num + 1) * GUID_TABLE_MAX_ENTRIES : i < p_port->p_physp->port_info.guid_cap;
i++) {
/* can't set block 0 index 0 (base guid is RO) for alias guid table */
if (i == 0 && p_sa_mad->comp_mask & IB_GIR_COMPMASK_GID0) {
CL_PLOCK_RELEASE(sa->p_lock);
OSM_LOG(sa->p_log, OSM_LOG_DEBUG,
"Not allowed to set RO GID 0\n");
osm_sa_send_error(sa, p_madw,
IB_SA_MAD_STATUS_REQ_INVALID);
return;
}
if (!(set_mask & 1<<(i % 8)))
continue;
set_alias_guid = p_rcvd_rec->guid_info.guid[i % 8];
if (!set_alias_guid) {
/* was a GUID previously assigned for this index ? */
set_alias_guid = (*p_port->p_physp->p_guids)[i];
if (set_alias_guid) {
p_rcvd_rec->guid_info.guid[i % 8] = set_alias_guid;
continue;
}
/* Is there a persistent SA assigned guid for this index ? */
if (!p_assigned_guids)
p_assigned_guids =
osm_get_assigned_guids_by_guid(sa->p_subn,
p_port->p_physp->port_guid);
if (p_assigned_guids) {
set_alias_guid = p_assigned_guids->assigned_guid[i];
if (set_alias_guid) {
p_rcvd_rec->guid_info.guid[i % 8] = set_alias_guid;
p_item = cl_qmap_get(&sa->sm->p_subn->alias_port_guid_tbl,
set_alias_guid);
if (p_item == cl_qmap_end(&sa->sm->p_subn->alias_port_guid_tbl))
goto add_alias_guid;
else {
p_alias_guid = (osm_alias_guid_t *) p_item;
if (p_alias_guid->p_base_port != p_port) {
OSM_LOG(sa->p_log,
OSM_LOG_ERROR,
"ERR 5110: "
" Assigned alias port GUID 0x%" PRIx64
" index %d base port GUID 0x%" PRIx64
" now attempted on port GUID 0x%" PRIx64
"\n",
cl_ntoh64(p_alias_guid->alias_guid), i,
cl_ntoh64(p_alias_guid->p_base_port->guid),
cl_ntoh64(p_port->guid));
/* clear response guid at index to indicate duplicate */
p_rcvd_rec->guid_info.guid[i % 8] = 0;
}
continue;
}
}
}
}
if (!set_alias_guid) {
for (j = 0; j < 1000; j++) {
assigned_guid = sm_assigned_guid(sa->p_subn->opt.sm_assigned_guid);
if (!assigned_guid) {
CL_PLOCK_RELEASE(sa->p_lock);
OSM_LOG(sa->p_log, OSM_LOG_ERROR,
"ERR 510E: No more assigned guids available\n");
osm_sa_send_error(sa, p_madw,
IB_SA_MAD_STATUS_NO_RESOURCES);
return;
}
p_item = cl_qmap_get(&sa->sm->p_subn->alias_port_guid_tbl,
assigned_guid);
if (p_item == cl_qmap_end(&sa->sm->p_subn->alias_port_guid_tbl)) {
set_alias_guid = assigned_guid;
p_rcvd_rec->guid_info.guid[i % 8] = assigned_guid;
if (!p_assigned_guids) {
p_assigned_guids = osm_assigned_guids_new(p_port->p_physp->port_guid,
max_block * GUID_TABLE_MAX_ENTRIES);
if (p_assigned_guids) {
cl_qmap_insert(&(sa->p_subn->assigned_guids_tbl),
p_assigned_guids->port_guid,
&p_assigned_guids->map_item);
} else {
OSM_LOG(sa->p_log,
OSM_LOG_ERROR,
"ERR 510D: osm_assigned_guids_new failed port GUID 0x%" PRIx64 " index %d\n",
cl_ntoh64(p_port->p_physp->port_guid), i);
CL_PLOCK_RELEASE(sa->p_lock);
osm_sa_send_error(sa, p_madw,
IB_SA_MAD_STATUS_NO_RESOURCES);
return;
}
}
if (p_assigned_guids)
p_assigned_guids->assigned_guid[i] = assigned_guid;
break;
}
}
if (!set_alias_guid) {
OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 510A: "
"SA assigned GUID %d failed for "
"port GUID 0x%" PRIx64 "\n", i,
cl_ntoh64(p_port->p_physp->port_guid));
continue;
}
}
add_alias_guid:
/* allocate alias guid and add to alias guid table */
p_alias_guid = osm_alias_guid_new(set_alias_guid, p_port);
if (!p_alias_guid) {
OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 5107: "
"Alias guid %d memory allocation failed"
" for port GUID 0x%" PRIx64 "\n",
i, cl_ntoh64(p_port->p_physp->port_guid));
CL_PLOCK_RELEASE(sa->p_lock);
return;
}
p_alias_guid_check =
(osm_alias_guid_t *) cl_qmap_insert(&sa->sm->p_subn->alias_port_guid_tbl,
p_alias_guid->alias_guid,
&p_alias_guid->map_item);
if (p_alias_guid_check != p_alias_guid) {
/* alias GUID is a duplicate if it exists on another port or on the same port but at another index */
if (p_alias_guid_check->p_base_port != p_port ||
(*p_port->p_physp->p_guids)[i] != set_alias_guid) {
OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 5108: "
"Duplicate alias port GUID 0x%" PRIx64
" index %d base port GUID 0x%" PRIx64
", alias GUID already assigned to "
"base port GUID 0x%" PRIx64 "\n",
cl_ntoh64(p_alias_guid->alias_guid), i,
cl_ntoh64(p_alias_guid->p_base_port->guid),
cl_ntoh64(p_alias_guid_check->p_base_port->guid));
/* clear response guid at index to indicate duplicate */
p_rcvd_rec->guid_info.guid[i % 8] = 0;
}
osm_alias_guid_delete(&p_alias_guid);
} else {
del_alias_guid = (*p_port->p_physp->p_guids)[i];
if (del_alias_guid) {
/* remove original from alias guid table */
p_alias_guid_check = (osm_alias_guid_t *)
cl_qmap_remove(&sa->p_subn->alias_port_guid_tbl,
del_alias_guid);
if (p_alias_guid_check)
osm_alias_guid_delete(&p_alias_guid_check);
else
OSM_LOG(sa->p_log, OSM_LOG_ERROR,
"ERR 510C: Original alias GUID "
"0x%" PRIx64 "at index %u "
"not found\n",
cl_ntoh64(del_alias_guid),
i);
}
/* insert or replace guid at index */
(*p_port->p_physp->p_guids)[i] = set_alias_guid;
dirty = 1;
}
}
if (dirty) {
if (osm_queue_guidinfo(sa, p_port, block_num))
osm_sm_signal(sa->sm, OSM_SIGNAL_GUID_PROCESS_REQUEST);
sa->dirty = TRUE;
}
memcpy(&p_rcvd_rec->guid_info,
&((*p_port->p_physp->p_guids)[block_num * GUID_TABLE_MAX_ENTRIES]),
sizeof(ib_guid_info_t));
CL_PLOCK_RELEASE(sa->p_lock);
gir_respond(sa, p_madw);
}
static void get_guidinfo(IN osm_sa_t *sa, IN osm_madw_t *p_madw,
IN osm_physp_t *p_req_physp)
{
const ib_sa_mad_t *p_rcvd_mad;
const ib_guidinfo_record_t *p_rcvd_rec;
cl_qlist_t rec_list;
osm_gir_search_ctxt_t context;
p_rcvd_mad = osm_madw_get_sa_mad_ptr(p_madw);
p_rcvd_rec =
(ib_guidinfo_record_t *) ib_sa_mad_get_payload_ptr(p_rcvd_mad);
cl_qlist_init(&rec_list);
context.p_rcvd_rec = p_rcvd_rec;
context.p_list = &rec_list;
context.comp_mask = p_rcvd_mad->comp_mask;
context.sa = sa;
context.p_req_physp = p_req_physp;
cl_qmap_apply_func(&sa->p_subn->node_guid_tbl, sa_gir_by_comp_mask_cb,
&context);
CL_PLOCK_RELEASE(sa->p_lock);
osm_sa_respond(sa, p_madw, sizeof(ib_guidinfo_record_t), &rec_list);
}
void osm_gir_rcv_process(IN void *ctx, IN void *data)
{
osm_sa_t *sa = ctx;
osm_madw_t *p_madw = data;
const ib_sa_mad_t *p_rcvd_mad;
osm_physp_t *p_req_physp;
osm_port_t *p_port;
const ib_guidinfo_record_t *p_rcvd_rec;
CL_ASSERT(sa);
OSM_LOG_ENTER(sa->p_log);
CL_ASSERT(p_madw);
p_rcvd_mad = osm_madw_get_sa_mad_ptr(p_madw);
CL_ASSERT(p_rcvd_mad->attr_id == IB_MAD_ATTR_GUIDINFO_RECORD);
switch(p_rcvd_mad->method) {
case IB_MAD_METHOD_GET:
case IB_MAD_METHOD_GETTABLE:
/* update the requester physical port */
CL_PLOCK_ACQUIRE(sa->p_lock);
p_req_physp = osm_get_physp_by_mad_addr(sa->p_log, sa->p_subn,
osm_madw_get_mad_addr_ptr(p_madw));
if (p_req_physp == NULL) {
CL_PLOCK_RELEASE(sa->p_lock);
OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 5104: "
"Cannot find requester physical port\n");
goto Exit;
}
OSM_LOG(sa->p_log, OSM_LOG_DEBUG,
"Requester port GUID 0x%" PRIx64 "\n",
cl_ntoh64(osm_physp_get_port_guid(p_req_physp)));
get_guidinfo(sa, p_madw, p_req_physp);
goto Exit;
case IB_MAD_METHOD_SET:
case IB_MAD_METHOD_DELETE:
if (!check_mod_comp_mask(p_rcvd_mad->comp_mask)) {
OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 5106: "
"component mask = 0x%016" PRIx64 ", "
"expected comp mask = 0x%016" PRIx64 "\n",
cl_ntoh64(p_rcvd_mad->comp_mask),
CL_NTOH64(MOD_GIR_COMP_MASK));
osm_sa_send_error(sa, p_madw,
IB_SA_MAD_STATUS_INSUF_COMPS);
goto Exit;
}
p_rcvd_rec = (ib_guidinfo_record_t *) ib_sa_mad_get_payload_ptr(p_rcvd_mad);
/* update the requester physical port */
CL_PLOCK_EXCL_ACQUIRE(sa->p_lock);
p_req_physp = osm_get_physp_by_mad_addr(sa->p_log, sa->p_subn,
osm_madw_get_mad_addr_ptr(p_madw));
if (p_req_physp == NULL) {
CL_PLOCK_RELEASE(sa->p_lock);
OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 5104: "
"Cannot find requester physical port\n");
goto Exit;
}
OSM_LOG(sa->p_log, OSM_LOG_DEBUG,
"Requester port GUID 0x%" PRIx64 "\n",
cl_ntoh64(osm_physp_get_port_guid(p_req_physp)));
p_port = osm_get_port_by_lid(sa->p_subn, p_rcvd_rec->lid);
if (!p_port) {
CL_PLOCK_RELEASE(sa->p_lock);
OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 5117: "
"Port with LID %u not found\n",
cl_ntoh16(p_rcvd_rec->lid));
osm_sa_send_error(sa, p_madw, IB_SA_MAD_STATUS_NO_RECORDS);
goto Exit;
}
if (!osm_physp_share_pkey(sa->p_log, p_req_physp, p_port->p_physp,
sa->p_subn->opt.allow_both_pkeys)) {
CL_PLOCK_RELEASE(sa->p_lock);
goto Exit;
}
if (p_rcvd_mad->method == IB_MAD_METHOD_SET)
set_guidinfo(sa, p_madw, p_port, p_rcvd_rec->block_num);
else
del_guidinfo(sa, p_madw, p_port, p_rcvd_rec->block_num);
break;
default:
OSM_LOG(sa->p_log, OSM_LOG_ERROR, "ERR 5105: "
"Unsupported Method (%s) for GUIDInfoRecord request\n",
ib_get_sa_method_str(p_rcvd_mad->method));
osm_sa_send_error(sa, p_madw, IB_MAD_STATUS_UNSUP_METHOD_ATTR);
break;
}
Exit:
OSM_LOG_EXIT(sa->p_log);
}