anchor.diff:      riak_core_vnode_master:sync_command(IndexNode, {get_all, LogId, Continuation, PrevOps},
                                           ?LOGGING_MASTER,
                                           infinity).
  +
  +%% @doc Return all the commit records at the specified Log Id.
  +
  +-spec get_commits(index_node(), log_id()) -> {ok, list()} | {error, reason()}.
  +get_commits(IndexNode, LogId) ->
  +    riak_core_vnode_master:sync_command(
  +        IndexNode,
  +        {get_commits, LogId},
  +        ?LOGGING_MASTER,
  +        infinity
  +    ).
   
   %% @doc Gets the last id of operations stored in the log for the given DCID
   -spec request_op_id(index_node(), dcid(), partition()) -> {ok, non_neg_integer()}.
  
positive.code:                 error -> []
              end,
              {ok, Ops}
      end.
  
  %% @doc This method successively calls disk_log:chunk so all the log is read.
  
negative.code:          read_from/3,
           get/5,
           get_all/4,
           get_commits/2,
           request_bucket_op_id/4,
           request_op_id/3]).
  
  