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-rw-r--r--fs/btrfs/ctree.h2
1 files changed, 0 insertions, 2 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 41ba770b9db9..9fa958ed065e 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -55,8 +55,6 @@ struct btrfs_ordered_sum;
#define BTRFS_OLDEST_GENERATION 0ULL
-#define BTRFS_COMPAT_EXTENT_TREE_V0
-
/*
* the max metadata block size. This limit is somewhat artificial,
* but the memmove costs go through the roof for larger blocks.