ovs_be64 flow_cookie; /* Controller-issued identifier. */
long long int created; /* Creation time. */
+ long long int modified; /* Time of last modification. */
uint16_t idle_timeout; /* In seconds from time of last use. */
- uint16_t hard_timeout; /* In seconds from time of creation. */
+ uint16_t hard_timeout; /* In seconds from last modification. */
uint8_t table_id; /* Index in ofproto's 'tables' array. */
bool send_flow_removed; /* Send a flow removed message? */