Libor Peltan
--- a/src/utils/knotd/main.c
+++ b/src/utils/knotd/main.c
+		pthread_cond_broadcast(&cctx->cond);
+		pthread_mutex_unlock(&cctx->mutex);
+		(void)pthread_join(cctx->thread, NULL);
+
+		assert(cctx->state == CONCURRENT_FINISHED);
+		knot_ctl_free(cctx->ctl);
+		pthread_mutex_destroy(&concurrent_ctxs[i].mutex);
+		pthread_cond_destroy(&concurrent_ctxs[i].cond);
+	}
+}
+
+static void *ctl_process_thread(void *arg)
+{
+	concurrent_ctl_ctx_t *ctx = arg;
+	rcu_register_thread();
+	setup_signals(); // in fact, this blocks common signals so that they arrive to main thread instead of this one