/********************************************************************** The plock must be held before calling this function. **********************************************************************/ static void pi_rcv_process_switch_port0(IN osm_sm_t * sm, IN osm_node_t * p_node, IN osm_physp_t * p_physp, IN ib_port_info_t * p_pi) { ib_api_status_t status; osm_madw_context_t context; uint8_t port, num_ports; OSM_LOG_ENTER(sm->p_log); if (p_physp->need_update) sm->p_subn->ignore_existing_lfts = TRUE; pi_rcv_check_and_fix_lid(sm->p_log, p_pi, p_physp); /* Update the PortInfo attribute */ osm_physp_set_port_info(p_physp, p_pi, sm); /* Determine if base switch port 0 */ if (p_node->sw && !ib_switch_info_is_enhanced_port0(&p_node->sw->switch_info)) /* PortState is not used on BSP0 but just in case it is DOWN */ p_physp->port_info = *p_pi; /* Now, query PortInfo for the switch external ports */ num_ports = osm_node_get_num_physp(p_node); context.pi_context.node_guid = osm_node_get_node_guid(p_node); context.pi_context.port_guid = osm_physp_get_port_guid(p_physp); context.pi_context.set_method = FALSE; context.pi_context.light_sweep = FALSE; context.pi_context.active_transition = FALSE; context.pi_context.client_rereg = FALSE; for (port = 1; port < num_ports; port++) { status = osm_req_get(sm, osm_physp_get_dr_path_ptr(p_physp), IB_MAD_ATTR_PORT_INFO, cl_hton32(port), FALSE, ib_port_info_get_m_key(&p_physp->port_info), CL_DISP_MSGID_NONE, &context); if (status != IB_SUCCESS) OSM_LOG(sm->p_log, OSM_LOG_ERROR, "ERR 0F16: " "Failure initiating PortInfo request (%s)\n", ib_get_err_str(status)); } pi_rcv_process_endport(sm, p_physp, p_pi); OSM_LOG_EXIT(sm->p_log); }
static void pi_rcv_process_ca_or_router_port(IN osm_sm_t * sm, IN osm_node_t * p_node, IN osm_physp_t * p_physp, IN ib_port_info_t * p_pi) { OSM_LOG_ENTER(sm->p_log); UNUSED_PARAM(p_node); pi_rcv_check_and_fix_lid(sm->p_log, p_pi, p_physp); osm_physp_set_port_info(p_physp, p_pi, sm); pi_rcv_process_endport(sm, p_physp, p_pi); OSM_LOG_EXIT(sm->p_log); }
/********************************************************************** The plock must be held before calling this function. **********************************************************************/ static void __osm_pi_rcv_process_switch_port(IN osm_sm_t * sm, IN osm_node_t * const p_node, IN osm_physp_t * const p_physp, IN ib_port_info_t * const p_pi) { ib_api_status_t status = IB_SUCCESS; osm_madw_context_t context; osm_physp_t *p_remote_physp; osm_node_t *p_remote_node; uint8_t port_num; uint8_t remote_port_num; osm_dr_path_t path; OSM_LOG_ENTER(sm->p_log); /* Check the state of the physical port. If there appears to be something on the other end of the wire, then ask for NodeInfo. Ignore the switch management port. */ port_num = osm_physp_get_port_num(p_physp); /* if in_sweep_hop_0 is TRUE, then this means the SM is on the switch, and we got switchInfo of our local switch. Do not continue probing through the switch. */ if (port_num != 0 && sm->p_subn->in_sweep_hop_0 == FALSE) { switch (ib_port_info_get_port_state(p_pi)) { case IB_LINK_DOWN: p_remote_physp = osm_physp_get_remote(p_physp); if (p_remote_physp) { p_remote_node = osm_physp_get_node_ptr(p_remote_physp); remote_port_num = osm_physp_get_port_num(p_remote_physp); OSM_LOG(sm->p_log, OSM_LOG_VERBOSE, "Unlinking local node 0x%" PRIx64 ", port %u" "\n\t\t\t\tand remote node 0x%" PRIx64 ", port %u\n", cl_ntoh64(osm_node_get_node_guid (p_node)), port_num, cl_ntoh64(osm_node_get_node_guid (p_remote_node)), remote_port_num); if (sm->ucast_mgr.cache_valid) osm_ucast_cache_add_link(&sm->ucast_mgr, p_physp, p_remote_physp); osm_node_unlink(p_node, (uint8_t) port_num, p_remote_node, (uint8_t) remote_port_num); } break; case IB_LINK_INIT: case IB_LINK_ARMED: case IB_LINK_ACTIVE: /* To avoid looping forever, only probe the port if it is NOT the port that responded to the SMP. Request node info from the other end of this link: 1) Copy the current path from the parent node. 2) Extend the path to the next hop thru this port. 3) Request node info with the new path */ if (p_pi->local_port_num != osm_physp_get_port_num(p_physp)) { path = *osm_physp_get_dr_path_ptr(p_physp); osm_dr_path_extend(&path, osm_physp_get_port_num (p_physp)); memset(&context, 0, sizeof(context)); context.ni_context.node_guid = osm_node_get_node_guid(p_node); context.ni_context.port_num = osm_physp_get_port_num(p_physp); status = osm_req_get(sm, &path, IB_MAD_ATTR_NODE_INFO, 0, CL_DISP_MSGID_NONE, &context); if (status != IB_SUCCESS) OSM_LOG(sm->p_log, OSM_LOG_ERROR, "ERR 0F02: " "Failure initiating NodeInfo request (%s)\n", ib_get_err_str(status)); } else OSM_LOG(sm->p_log, OSM_LOG_DEBUG, "Skipping SMP responder port %u\n", p_pi->local_port_num); break; default: OSM_LOG(sm->p_log, OSM_LOG_ERROR, "ERR 0F03: " "Unknown link state = %u, port = %u\n", ib_port_info_get_port_state(p_pi), p_pi->local_port_num); break; } } if (ib_port_info_get_port_state(p_pi) > IB_LINK_INIT && p_node->sw && p_node->sw->need_update == 1) p_node->sw->need_update = 0; if (p_physp->need_update) sm->p_subn->ignore_existing_lfts = TRUE; if (port_num == 0) pi_rcv_check_and_fix_lid(sm->p_log, p_pi, p_physp); /* Update the PortInfo attribute. */ osm_physp_set_port_info(p_physp, p_pi); if (port_num == 0) { /* Determine if base switch port 0 */ if (p_node->sw && !ib_switch_info_is_enhanced_port0(&p_node->sw->switch_info)) /* PortState is not used on BSP0 but just in case it is DOWN */ p_physp->port_info = *p_pi; __osm_pi_rcv_process_endport(sm, p_physp, p_pi); } OSM_LOG_EXIT(sm->p_log); }