ib_api_status_t
osm_resp_send(IN osm_sm_t * sm,
IN const osm_madw_t * const p_req_madw,
IN const ib_net16_t mad_status,
IN const uint8_t * const p_payload)
{
const ib_smp_t *p_req_smp;
ib_smp_t *p_smp;
osm_madw_t *p_madw;
ib_api_status_t status = IB_SUCCESS;
OSM_LOG_ENTER(sm->p_log);
CL_ASSERT(p_req_madw);
CL_ASSERT(p_payload);
/* do nothing if we are exiting ... */
if (osm_exit_flag)
goto Exit;
p_madw = osm_mad_pool_get(sm->p_mad_pool,
osm_madw_get_bind_handle(p_req_madw),
MAD_BLOCK_SIZE, NULL);
if (p_madw == NULL) {
OSM_LOG(sm->p_log, OSM_LOG_ERROR,
"ERR 1301: Unable to acquire MAD\n");
status = IB_INSUFFICIENT_RESOURCES;
goto Exit;
}
/*
Copy the request smp to the response smp, then just
update the necessary fields.
*/
p_smp = osm_madw_get_smp_ptr(p_madw);
p_req_smp = osm_madw_get_smp_ptr(p_req_madw);
osm_resp_make_resp_smp(sm, p_req_smp, mad_status, p_payload, p_smp);
p_madw->mad_addr.dest_lid =
p_req_madw->mad_addr.addr_type.smi.source_lid;
p_madw->mad_addr.addr_type.smi.source_lid =
p_req_madw->mad_addr.dest_lid;
p_madw->resp_expected = FALSE;
p_madw->fail_msg = CL_DISP_MSGID_NONE;
OSM_LOG(sm->p_log, OSM_LOG_DEBUG, "Responding to %s (0x%X)"
"\n\t\t\t\tattribute modifier 0x%X, TID 0x%" PRIx64 "\n",
ib_get_sm_attr_str(p_smp->attr_id), cl_ntoh16(p_smp->attr_id),
cl_ntoh32(p_smp->attr_mod), cl_ntoh64(p_smp->trans_id));
osm_vl15_post(sm->p_vl15, p_madw);
Exit:
OSM_LOG_EXIT(sm->p_log);
return (status);
}
/**********************************************************************
The plock must be held before calling this function.
**********************************************************************/
osm_madw_t *osm_prepare_req_set(IN osm_sm_t * sm, IN const osm_dr_path_t * p_path,
IN const uint8_t * p_payload,
IN size_t payload_size,
IN ib_net16_t attr_id, IN ib_net32_t attr_mod,
IN boolean_t find_mkey, IN ib_net64_t m_key,
IN cl_disp_msgid_t err_msg,
IN const osm_madw_context_t * p_context)
{
osm_madw_t *p_madw = NULL;
ib_net64_t m_key_calc;
ib_net64_t tid;
CL_ASSERT(sm);
OSM_LOG_ENTER(sm->p_log);
CL_ASSERT(p_path);
CL_ASSERT(attr_id);
CL_ASSERT(p_payload);
/* do nothing if we are exiting ... */
if (osm_exit_flag)
goto Exit;
/* p_context may be NULL. */
p_madw = osm_mad_pool_get(sm->p_mad_pool, sm->mad_ctrl.h_bind,
MAD_BLOCK_SIZE, NULL);
if (p_madw == NULL) {
OSM_LOG(sm->p_log, OSM_LOG_ERROR,
"ERR 1102: Unable to acquire MAD\n");
goto Exit;
}
tid = cl_hton64((uint64_t) cl_atomic_inc(&sm->sm_trans_id)
& (uint64_t)(0xFFFFFFFF));
if (tid == 0)
tid = cl_hton64((uint64_t) cl_atomic_inc(&sm->sm_trans_id)
& (uint64_t)(0xFFFFFFFF));
if (sm->p_subn->opt.m_key_lookup == TRUE) {
if (find_mkey == TRUE)
m_key_calc = req_determine_mkey(sm, p_path);
else
m_key_calc = m_key;
} else
m_key_calc = sm->p_subn->opt.m_key;
OSM_LOG(sm->p_log, OSM_LOG_DEBUG,
"Setting %s (0x%X), modifier 0x%X, TID 0x%" PRIx64
", MKey 0x%016" PRIx64 "\n",
ib_get_sm_attr_str(attr_id), cl_ntoh16(attr_id),
cl_ntoh32(attr_mod), cl_ntoh64(tid), cl_ntoh64(m_key_calc));
ib_smp_init_new(osm_madw_get_smp_ptr(p_madw), IB_MAD_METHOD_SET,
tid, attr_id, attr_mod, p_path->hop_count,
m_key_calc, p_path->path,
IB_LID_PERMISSIVE, IB_LID_PERMISSIVE);
p_madw->mad_addr.dest_lid = IB_LID_PERMISSIVE;
p_madw->mad_addr.addr_type.smi.source_lid = IB_LID_PERMISSIVE;
p_madw->resp_expected = TRUE;
p_madw->fail_msg = err_msg;
/*
Fill in the mad wrapper context for the recipient.
In this case, the only thing the recipient needs is the
guid value.
*/
if (p_context)
p_madw->context = *p_context;
memcpy(osm_madw_get_smp_ptr(p_madw)->data, p_payload, payload_size);
Exit:
OSM_LOG_EXIT(sm->p_log);
return p_madw;
}
