btrfs-progs: drop blocksize argument from readahead_tree_block

Tree blocks are always nodesize. As readahead is only an optimization,
exact size is not required and is only advisory.

Signed-off-by: David Sterba <dsterba@suse.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/disk-io.h b/disk-io.h
index c43ab615..6e42eced 100644
--- a/disk-io.h
+++ b/disk-io.h
@@ -121,7 +121,7 @@ struct extent_buffer* read_tree_block(struct btrfs_fs_info *fs_info, u64 bytenr,
 int read_extent_data(struct btrfs_fs_info *fs_info, char *data, u64 logical,
 		     u64 *len, int mirror);
 void readahead_tree_block(struct btrfs_fs_info *fs_info, u64 bytenr,
-			  u32 blocksize, u64 parent_transid);
+			  u64 parent_transid);
 struct extent_buffer* btrfs_find_create_tree_block(
 		struct btrfs_fs_info *fs_info, u64 bytenr);