int osm_ucast_mgr_process(IN osm_ucast_mgr_t * p_mgr)
{
osm_opensm_t *p_osm;
struct osm_routing_engine *p_routing_eng;
cl_qmap_t *p_sw_guid_tbl;
int failed = 0;
OSM_LOG_ENTER(p_mgr->p_log);
p_sw_guid_tbl = &p_mgr->p_subn->sw_guid_tbl;
p_osm = p_mgr->p_subn->p_osm;
p_routing_eng = p_osm->routing_engine_list;
CL_PLOCK_EXCL_ACQUIRE(p_mgr->p_lock);
/*
If there are no switches in the subnet, we are done.
*/
if (cl_qmap_count(p_sw_guid_tbl) == 0 ||
ucast_mgr_setup_all_switches(p_mgr->p_subn) < 0)
goto Exit;
failed = -1;
p_osm->routing_engine_used = NULL;
while (p_routing_eng) {
failed = ucast_mgr_route(p_routing_eng, p_osm);
if (!failed)
break;
p_routing_eng = p_routing_eng->next;
}
if (!p_osm->routing_engine_used &&
p_osm->no_fallback_routing_engine != TRUE) {
/* If configured routing algorithm failed, use default MinHop */
failed = ucast_mgr_route(p_osm->default_routing_engine, p_osm);
}
if (p_osm->routing_engine_used) {
OSM_LOG(p_mgr->p_log, OSM_LOG_INFO,
"%s tables configured on all switches\n",
osm_routing_engine_type_str(p_osm->
routing_engine_used->type));
if (p_mgr->p_subn->opt.use_ucast_cache)
p_mgr->cache_valid = TRUE;
} else {
p_mgr->p_subn->subnet_initialization_error = TRUE;
OSM_LOG(p_mgr->p_log, OSM_LOG_ERROR,
"No routing engine able to successfully configure "
" switch tables on current fabric\n");
}
Exit:
CL_PLOCK_RELEASE(p_mgr->p_lock);
OSM_LOG_EXIT(p_mgr->p_log);
return failed;
}
int osm_ucast_mgr_process(IN osm_ucast_mgr_t * const p_mgr)
{
osm_opensm_t *p_osm;
struct osm_routing_engine *p_routing_eng;
cl_qmap_t *p_sw_guid_tbl;
OSM_LOG_ENTER(p_mgr->p_log);
p_sw_guid_tbl = &p_mgr->p_subn->sw_guid_tbl;
p_osm = p_mgr->p_subn->p_osm;
p_routing_eng = p_osm->routing_engine_list;
CL_PLOCK_EXCL_ACQUIRE(p_mgr->p_lock);
/*
If there are no switches in the subnet, we are done.
*/
if (cl_qmap_count(p_sw_guid_tbl) == 0 ||
ucast_mgr_setup_all_switches(p_mgr->p_subn) < 0)
goto Exit;
p_osm->routing_engine_used = OSM_ROUTING_ENGINE_TYPE_NONE;
while (p_routing_eng) {
if (!ucast_mgr_route(p_routing_eng, p_osm))
break;
p_routing_eng = p_routing_eng->next;
}
if (p_osm->routing_engine_used == OSM_ROUTING_ENGINE_TYPE_NONE) {
/* If configured routing algorithm failed, use default MinHop */
osm_ucast_mgr_build_lid_matrices(p_mgr);
ucast_mgr_build_lfts(p_mgr);
p_osm->routing_engine_used = OSM_ROUTING_ENGINE_TYPE_MINHOP;
}
OSM_LOG(p_mgr->p_log, OSM_LOG_INFO,
"%s tables configured on all switches\n",
osm_routing_engine_type_str(p_osm->routing_engine_used));
if (p_mgr->p_subn->opt.use_ucast_cache)
p_mgr->cache_valid = TRUE;
Exit:
CL_PLOCK_RELEASE(p_mgr->p_lock);
OSM_LOG_EXIT(p_mgr->p_log);
return 0;
}