1 files changed, 4 insertions, 1 deletions
diff --git a/ctree.h b/ctree.h
index c3f8c525..68edbaa6 100644
--- a/ctree.h
+++ b/ctree.h
@@ -240,10 +240,13 @@ struct btrfs_device_item {
 
 /* tag for the radix tree of block groups in ram */
 #define BTRFS_BLOCK_GROUP_DIRTY 0
-#define BTRFS_BLOCK_GROUP_HINTS 8
 #define BTRFS_BLOCK_GROUP_SIZE (256 * 1024 * 1024)
+
+
+#define BTRFS_BLOCK_GROUP_DATA 1
 struct btrfs_block_group_item {
 	__le64 used;
+	u8 flags;
 } __attribute__ ((__packed__));
 
 struct btrfs_block_group_cache {