-/** @addtogroup m_file_management
- * \htmlonly <!-- DOXYGEN_NAVBAR_LABEL="File" --> \endhtmlonly
- * (#m_file_t) and the functions for managing it.
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(msg_io, msg,
+ "Logging specific to MSG (io)");
+
+/** @addtogroup msg_file_management
+ * \htmlonly <!-- DOXYGEN_NAVBAR_LABEL="Files" --> \endhtmlonly
+ * (#msg_file_t) and the functions for managing it.