Index: arch/ia32/include/barrier.h
===================================================================
--- arch/ia32/include/barrier.h	(revision d6e5cbc6f5fd409a91c10cc64f7841774bcf8b94)
+++ arch/ia32/include/barrier.h	(revision abbc16e9bc4db4ecd88808e50f3cf7b37cb85310)
@@ -25,4 +25,10 @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+ /** @addtogroup ia32	
+ * @{
+ */
+/** @file
  */
 
@@ -80,2 +86,6 @@
 
 #endif
+
+ /** @}
+ */
+