int psmx2_fabric(struct fi_fabric_attr *attr,
struct fid_fabric **fabric, void *context)
{
struct psmx2_fid_fabric *fabric_priv;
int ret;
FI_INFO(&psmx2_prov, FI_LOG_CORE, "\n");
if (strcmp(attr->name, PSMX2_FABRIC_NAME))
return -FI_ENODATA;
if (psmx2_active_fabric) {
psmx2_fabric_acquire(psmx2_active_fabric);
*fabric = &psmx2_active_fabric->util_fabric.fabric_fid;
return 0;
}
fabric_priv = calloc(1, sizeof(*fabric_priv));
if (!fabric_priv)
return -FI_ENOMEM;
ret = ofi_fabric_init(&psmx2_prov, &psmx2_fabric_attr, attr,
&fabric_priv->util_fabric, context,
FI_MATCH_EXACT);
if (ret) {
FI_INFO(&psmx2_prov, FI_LOG_CORE, "ofi_fabric_init returns %d\n", ret);
free(fabric_priv);
return ret;
}
/* fclass & context initialized in ofi_fabric_init */
fabric_priv->util_fabric.fabric_fid.fid.ops = &psmx2_fabric_fi_ops;
fabric_priv->util_fabric.fabric_fid.ops = &psmx2_fabric_ops;
psmx2_get_uuid(fabric_priv->uuid);
if (psmx2_env.name_server) {
ret = pthread_create(&fabric_priv->name_server_thread, NULL,
psmx2_name_server, (void *)fabric_priv);
if (ret) {
FI_INFO(&psmx2_prov, FI_LOG_CORE, "pthread_create returns %d\n", ret);
/* use the main thread's ID as invalid value for the new thread */
fabric_priv->name_server_thread = pthread_self();
}
}
psmx2_query_mpi();
/* take the reference to count for multiple fabric open calls */
psmx2_fabric_acquire(fabric_priv);
*fabric = &fabric_priv->util_fabric.fabric_fid;
psmx2_active_fabric = fabric_priv;
return 0;
}
int psmx2_fabric(struct fi_fabric_attr *attr,
struct fid_fabric **fabric, void *context)
{
struct psmx2_fid_fabric *fabric_priv;
int ret;
FI_INFO(&psmx2_prov, FI_LOG_CORE, "\n");
if (strcmp(attr->name, PSMX2_FABRIC_NAME))
return -FI_ENODATA;
if (psmx2_active_fabric) {
psmx2_fabric_acquire(psmx2_active_fabric);
*fabric = &psmx2_active_fabric->util_fabric.fabric_fid;
return 0;
}
fabric_priv = calloc(1, sizeof(*fabric_priv));
if (!fabric_priv)
return -FI_ENOMEM;
fastlock_init(&fabric_priv->domain_lock);
dlist_init(&fabric_priv->domain_list);
psmx2_get_uuid(fabric_priv->uuid);
if (psmx2_env.name_server) {
fabric_priv->name_server.port = psmx2_uuid_to_port(fabric_priv->uuid);
fabric_priv->name_server.name_len = sizeof(struct psmx2_ep_name);
fabric_priv->name_server.service_len = sizeof(int);
fabric_priv->name_server.service_cmp = psmx2_ns_service_cmp;
fabric_priv->name_server.is_service_wildcard = psmx2_ns_is_service_wildcard;
ofi_ns_init(&fabric_priv->name_server);
ofi_ns_start_server(&fabric_priv->name_server);
}
ret = ofi_fabric_init(&psmx2_prov, &psmx2_fabric_attr, attr,
&fabric_priv->util_fabric, context);
if (ret) {
FI_INFO(&psmx2_prov, FI_LOG_CORE, "ofi_fabric_init returns %d\n", ret);
if (psmx2_env.name_server)
ofi_ns_stop_server(&fabric_priv->name_server);
free(fabric_priv);
return ret;
}
/* fclass & context initialized in ofi_fabric_init */
fabric_priv->util_fabric.fabric_fid.fid.ops = &psmx2_fabric_fi_ops;
fabric_priv->util_fabric.fabric_fid.ops = &psmx2_fabric_ops;
psmx2_atomic_global_init();
psmx2_query_mpi();
/* take the reference to count for multiple fabric open calls */
psmx2_fabric_acquire(fabric_priv);
*fabric = &fabric_priv->util_fabric.fabric_fid;
psmx2_active_fabric = fabric_priv;
return 0;
}
