int fi_ibv_getinfo(uint32_t version, const char *node, const char *service,
uint64_t flags, struct fi_info *hints, struct fi_info **info)
{
struct rdma_cm_id *id = NULL;
struct rdma_addrinfo *rai;
int ret;
ret = fi_ibv_init_info();
if (ret)
goto out;
ret = fi_ibv_create_ep(node, service, flags, hints, &rai, &id);
if (ret)
goto out;
if (id->verbs) {
ret = fi_ibv_get_matching_info(ibv_get_device_name(id->verbs->device),
hints, rai, info);
} else {
ret = fi_ibv_get_matching_info(NULL, hints, rai, info);
if (!ret && !(flags & FI_SOURCE) && !node
&& (!hints || (!hints->src_addr && !hints->dest_addr))) {
ret = fi_ibv_getifaddrs(service, flags, *info);
if (ret) {
fi_freeinfo(*info);
fi_ibv_destroy_ep(rai, &id);
goto out;
}
}
}
if (!ret) {
ret = fi_ibv_rdm_remove_nonaddr_info(info);
}
ofi_alter_info(*info, hints);
fi_ibv_destroy_ep(rai, &id);
out:
if (!ret || ret == -FI_ENOMEM || ret == -FI_ENODEV)
return ret;
else
return -FI_ENODATA;
}
static int fi_ibv_get_srcaddr_devs(struct fi_info **info)
{
struct fi_info *fi, *add_info;
struct fi_info *fi_unconf = NULL, *fi_prev = NULL;
struct verbs_dev_info *dev;
struct verbs_addr *addr;
int ret = 0;
DEFINE_LIST(verbs_devs);
ret = fi_ibv_getifaddrs(&verbs_devs);
if (ret)
return ret;
if (dlist_empty(&verbs_devs)) {
VERBS_WARN(FI_LOG_CORE, "No interface address found\n");
return 0;
}
for (fi = *info; fi; fi = fi->next) {
dlist_foreach_container(&verbs_devs, struct verbs_dev_info, dev, entry)
if (!strncmp(fi->domain_attr->name, dev->name, strlen(dev->name))) {
dlist_foreach_container(&dev->addrs, struct verbs_addr, addr, entry) {
/* When a device has multiple interfaces/addresses configured
* duplicate fi_info and add the address info. fi->src_addr
* would have been set in the previous iteration */
if (fi->src_addr) {
if (!(add_info = fi_dupinfo(fi))) {
ret = -FI_ENOMEM;
goto out;
}
add_info->next = fi->next;
fi->next = add_info;
fi = add_info;
}
ret = fi_ibv_rai_to_fi(addr->rai, fi);
if (ret)
goto out;
}
break;
}
}
