* @parent: The parent directory in which to create.
* @ops: The seq_file ops with which to read the file.
* @write: The write method with which to 'modify' the file.
+ * @state_size: The size of the per-file private state to allocate.
* @data: Data for retrieval by pde_data().
*
* Create a network namespaced proc file in the @parent directory with the