* &struct vport. (We keep this around so that we can delete it if the
* device gets renamed.) Set to the null string when no link exists.
* @node: Element in @dp's @port_list.
* &struct vport. (We keep this around so that we can delete it if the
* device gets renamed.) Set to the null string when no link exists.
* @node: Element in @dp's @port_list.
* @upcall_pid: The Netlink port to use for packets received on this port that
* miss the flow table.
* @hash_node: Element in @dev_table hash table in vport.c.
* @upcall_pid: The Netlink port to use for packets received on this port that
* miss the flow table.
* @hash_node: Element in @dev_table hash table in vport.c.