kmx.io/kmxgit

diff --git a/lib/kmxgit/repository_manager/repository.ex b/lib/kmxgit/repository_manager/repository.ex
index 24de02a..b3aade9 100644
--- a/lib/kmxgit/repository_manager/repository.ex
+++ b/lib/kmxgit/repository_manager/repository.ex
@@ -3,6 +3,7 @@ defmodule Kmxgit.RepositoryManager.Repository do
   use Ecto.Schema
   import Ecto.Changeset
 
+  alias Kmxgit.GitManager
   alias Kmxgit.RepositoryManager
   alias Kmxgit.OrganisationManager.Organisation
   alias Kmxgit.UserManager.User
@@ -203,4 +204,9 @@ defmodule Kmxgit.RepositoryManager.Repository do
     end)
     |> Enum.join("\n")
   end
+
+  def disk_usage(repo) do
+    {:ok, {du, _}} = GitManager.disk_usage(full_slug(repo))
+    du
+  end
 end
diff --git a/lib/kmxgit_web/controllers/repository_controller.ex b/lib/kmxgit_web/controllers/repository_controller.ex
index 0b6d6c4..025c355 100644
--- a/lib/kmxgit_web/controllers/repository_controller.ex
+++ b/lib/kmxgit_web/controllers/repository_controller.ex
@@ -405,7 +405,6 @@ defmodule KmxgitWeb.RepositoryController do
     |> render("tag.html")
   end
   defp show_op(conn, :tree, %{tree: tree, git: git, org: org, path: path, repo: repo, user: user}) do
-    {:ok, {repo_size, _}} = GitManager.disk_usage(Repository.full_slug(repo))
     conn
     |> assign(:tree, tree)
     |> assign(:tree_url, tree && Routes.repository_path(conn, :show, Repository.owner_slug(repo), Repository.splat(repo, ["_tree", tree] ++ (if path, do: String.split(path, "/"), else: []))))
@@ -413,7 +412,7 @@ defmodule KmxgitWeb.RepositoryController do
     |> assign(:current_repository, repo)
     |> assign(:git, git)
     |> assign(:repo, repo)
-    |> assign(:repo_size, repo_size)
+    |> assign(:repo_size, Repository.disk_usage(repo))
     |> assign(:members, Repository.members(repo))
     |> assign(:owner, org || user)
     |> assign(:path, path)