[GFS2] split and annotate gfs2_inum

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
diff --git a/fs/gfs2/ops_export.h b/fs/gfs2/ops_export.h
index 09aca50..f925a95 100644
--- a/fs/gfs2/ops_export.h
+++ b/fs/gfs2/ops_export.h
@@ -15,7 +15,7 @@
 
 extern struct export_operations gfs2_export_ops;
 struct gfs2_fh_obj {
-	struct gfs2_inum this;
+	struct gfs2_inum_host this;
 	__u32            imode;
 };