static int send_destroy_ctx(struct pingpong_context *ctx,
struct perftest_parameters *user_param,
struct mcast_parameters *mcg_params)
{
int i;
if (user_param->use_mcg) {
for (i=0; i < user_param->num_of_qps; i++) {
if (ibv_detach_mcast(ctx->qp[i],&mcg_params->base_mgid,mcg_params->base_mlid)) {
fprintf(stderr, "Couldn't dettach QP to MultiCast group\n");
return FAILURE;
}
}
if (!strcmp(link_layer_str(user_param->link_type),"IB")) {
if (join_multicast_group(SUBN_ADM_METHOD_DELETE,mcg_params)) {
fprintf(stderr,"Couldn't Unregister the Mcast group on the SM\n");
return FAILURE;
}
memcpy(mcg_params->mgid.raw,mcg_params->base_mgid.raw,16);
if (join_multicast_group(SUBN_ADM_METHOD_DELETE,mcg_params)) {
fprintf(stderr,"Couldn't Unregister the Mcast group on the SM\n");
return FAILURE;
}
}
}
return destroy_ctx(ctx,user_param);
}
static int send_destroy_ctx(
struct pingpong_context *ctx,
struct perftest_parameters *user_param,
struct mcast_parameters *mcg_params)
{
int i;
if (user_param->use_mcg) {
if (user_param->duplex || user_param->machine == SERVER) {
for (i=0; i < user_param->num_of_qps; i++) {
if (ibv_detach_mcast(ctx->qp[i],&mcg_params->mgid,mcg_params->mlid)) {
fprintf(stderr, "Couldn't attach QP to MultiCast group");
return FAILURE;
}
}
}
/* Removal Request for Mcast group in SM if needed. */
if (!strcmp(link_layer_str(user_param->link_type),"IB")) {
if (join_multicast_group(SUBN_ADM_METHOD_DELETE,mcg_params)) {
fprintf(stderr,"Couldn't Unregister the Mcast group on the SM\n");
return FAILURE;
}
}
}
return destroy_ctx(ctx,user_param);
}
int rdma_leave_multicast(struct rdma_cm_id *id, struct sockaddr *addr)
{
struct ucma_abi_destroy_id *cmd;
struct ucma_abi_destroy_id_resp *resp;
struct cma_id_private *id_priv;
struct cma_multicast *mc, **pos;
void *msg;
int ret, size, addrlen;
addrlen = ucma_addrlen(addr);
if (!addrlen)
return ERR(EINVAL);
id_priv = container_of(id, struct cma_id_private, id);
pthread_mutex_lock(&id_priv->mut);
for (pos = &id_priv->mc_list; *pos; pos = &(*pos)->next)
if (!memcmp(&(*pos)->addr, addr, addrlen))
break;
mc = *pos;
if (*pos)
*pos = mc->next;
pthread_mutex_unlock(&id_priv->mut);
if (!mc)
return ERR(EADDRNOTAVAIL);
if (id->qp)
ibv_detach_mcast(id->qp, &mc->mgid, mc->mlid);
CMA_CREATE_MSG_CMD_RESP(msg, cmd, resp, UCMA_CMD_LEAVE_MCAST, size);
cmd->id = mc->handle;
ret = write(id->channel->fd, msg, size);
if (ret != size) {
ret = (ret >= 0) ? ERR(ECONNREFUSED) : -1;
goto free;
}
VALGRIND_MAKE_MEM_DEFINED(resp, sizeof *resp);
pthread_mutex_lock(&id_priv->mut);
while (mc->events_completed < resp->events_reported)
pthread_cond_wait(&mc->cond, &id_priv->mut);
pthread_mutex_unlock(&id_priv->mut);
ret = 0;
free:
free(mc);
return ret;
}
int __ibv_detach_mcast_1_0(struct ibv_qp_1_0 *qp, union ibv_gid *gid, uint16_t lid)
{
return ibv_detach_mcast(qp->real_qp, gid, lid);
}
int __ibv_detach_mcast_1_0(struct ibv_qp_1_0 *qp, union ibv_gid *gid, uint16_t lid)
{ fprintf(stderr, "%s:%s:%d \n", __func__, __FILE__, __LINE__);
return ibv_detach_mcast(qp->real_qp, gid, lid);
}
