filter out parent output for mkfs

Merge of master-melb:xfs-cmds:24451a by kenmcd.

  filter out parent output for mkfs - since exists on IRIX but not Linux yet

096

@@ -65,7 +65,8 @@ _mkfs_filter()
 	-e 's/, lazy-count.*//' \
 	-e '/inode-paths/d' \
 	-e 's/\(log[ 	]*=\).*bsize/\1LOG                    bsize/' \
-	-e 's/ *$//'
+	-e 's/ *$//' \
+   | grep -v parent
 }
 
 # real QA test starts here