/**
* io_close_taken_fd - close a connection, but remove the filedescriptor first.
- * @conn: the connection to take the file descriptor from and close,
+ * @conn: the connection to take the file descriptor from and close.
*
* io_close closes the file descriptor underlying the io_conn; this version does
* not. Presumably you have used io_conn_fd() on it beforehand and will take
* care of the fd yourself.
*
+ * Note that this also turns off O_NONBLOCK on the fd.
+ *
* Example:
* static struct io_plan *steal_fd(struct io_conn *conn, int *fd)
* {
* io_conn_fd - get the fd from a connection.
* @conn: the connection.
*
- * Sometimes useful, eg for getsockname().
+ * Sometimes useful, eg for getsockname(). Note that the fd is O_NONBLOCK.
+ *
+ * See Also:
+ * io_close_taken_fd
*/
int io_conn_fd(const struct io_conn *conn);