Function kernel_rx_node_init

dpdk/lib/node/kernel_rx.c:189–231

}

static int
kernel_rx_node_init(const struct rte_graph *graph, struct rte_node *node)
{
	struct kernel_rx_node_main *rx_node_main = kernel_rx_node_data_get();
	kernel_rx_node_ctx_t *ctx = (kernel_rx_node_ctx_t *)node->ctx;
	kernel_rx_node_elem_t *elem = rx_node_main->head;
	kernel_rx_info_t *recv_info;
	int sock;

	while (elem) {
		if (elem->nid == node->id) {
			/* Update node specific context */
			memcpy(ctx, &elem->ctx, sizeof(kernel_rx_node_ctx_t));
			break;
		}
		elem = elem->next;
	}

	RTE_VERIFY(elem != NULL);

	if (ctx->pktmbuf_pool == NULL) {
		node_err("kernel_rx", "Invalid mbuf pool on graph %s", graph->name);
		return -EINVAL;
	}

	recv_info = rte_zmalloc_socket("kernel_rx_info", sizeof(kernel_rx_info_t),
				       RTE_CACHE_LINE_SIZE, graph->socket);
	if (!recv_info) {
		node_err("kernel_rx", "Kernel recv_info is NULL");
		return -ENOMEM;
	}

	sock = socket(AF_INET, SOCK_RAW, IPPROTO_RAW);
	if (sock < 0) {
		node_err("kernel_rx", "Unable to open RAW socket");
		return sock;
	}

	recv_info->sock = sock;
	ctx->recv_info = recv_info;

	return 0;
}

static void
kernel_rx_node_fini(const struct rte_graph *graph __rte_unused, struct rte_node *node)