Re: [RFC] switchdev: generate phys_port_name in the core

On Thu, 27 Jul 2017 19:31:22 -0700, Jakub Kicinski wrote:

+static size_t rtnl_port_info_size(void)
+{
+	size_t port_info_size = nla_total_size(0) + /* nest IFLA_PORT_INFO */

				nla_total_size(4) + /* TYPE */

+				nla_total_size(4) + /* EXTERNAL_ID or PF_ID */
+				nla_total_size(4);  /* SPLIT_ID or VF_ID*/
+
+	return port_info_size;
+}
+