1 files changed, 2 insertions, 0 deletions
diff --git a/volumes.h b/volumes.h
index 59d00b6d..911f7881 100644
--- a/volumes.h
+++ b/volumes.h
@@ -188,4 +188,6 @@ int btrfs_add_system_chunk(struct btrfs_trans_handle *trans,
 			   struct btrfs_root *root, struct btrfs_key *key,
 			   struct btrfs_chunk *chunk, int item_size);
 int btrfs_chunk_readonly(struct btrfs_root *root, u64 chunk_offset);
+struct btrfs_device *btrfs_find_device_by_devid(struct btrfs_root *root,
+                                                u64 devid, int instance);
 #endif