Walk all block devices looking for btrfs

1 files changed, 2 insertions, 2 deletions

diff --git a/disk-io.h b/disk-io.h
index a457284..f680721 100644
--- a/disk-io.h
+++ b/disk-io.h
@@ -29,8 +29,8 @@ struct extent_buffer *btrfs_find_create_tree_block(struct btrfs_root *root,
 						   u64 bytenr, u32 blocksize);
 int clean_tree_block(struct btrfs_trans_handle *trans,
 		     struct btrfs_root *root, struct extent_buffer *buf);
-struct btrfs_root *open_ctree(char *filename, u64 sb_bytenr);
-struct btrfs_root *open_ctree_fd(int fp, u64 sb_bytenr);
+struct btrfs_root *open_ctree(const char *filename, u64 sb_bytenr);
+struct btrfs_root *open_ctree_fd(int fp, const char *path, u64 sb_bytenr);
 int close_ctree(struct btrfs_root *root);
 int write_ctree_super(struct btrfs_trans_handle *trans,
 		      struct btrfs_root *root);