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-rw-r--r--include/uapi/linux/btrfs_tree.h9
1 files changed, 0 insertions, 9 deletions
diff --git a/include/uapi/linux/btrfs_tree.h b/include/uapi/linux/btrfs_tree.h
index 8e322e2c7e78..a3f3975df0de 100644
--- a/include/uapi/linux/btrfs_tree.h
+++ b/include/uapi/linux/btrfs_tree.h
@@ -519,15 +519,6 @@ struct btrfs_extent_inline_ref {
__le64 offset;
} __attribute__ ((__packed__));
-/* old style backrefs item */
-struct btrfs_extent_ref_v0 {
- __le64 root;
- __le64 generation;
- __le64 objectid;
- __le32 count;
-} __attribute__ ((__packed__));
-
-
/* dev extents record free space on individual devices. The owner
* field points back to the chunk allocation mapping tree that allocated
* the extent. The chunk tree uuid field is a way to double check the owner