+ svm_msg_q_ring_cfg_t rc[SESSION_MQ_N_RINGS] = {
+ { mq_q_length, evt_size, 0 }, { mq_q_length >> 1, 256, 0 }
+ };
+ cfg->consumer_pid = 0;
+ cfg->n_rings = 2;
+ cfg->q_nitems = mq_q_length;
+ cfg->ring_cfgs = rc;
+
+ /*
+ * Compute mqs segment size based on rings config and leave space
+ * for passing extended configuration messages, i.e., data allocated
+ * outside of the rings. If provided with a config value, accept it
+ * if larger than minimum size.
+ */
+ mqs_seg_size = svm_msg_q_size_to_alloc (cfg) * vec_len (smm->wrk);
+ mqs_seg_size = mqs_seg_size + (32 << 10);
+ mqs_seg_size = clib_max (mqs_seg_size, smm->wrk_mqs_segment_size);