Merge branch 'speed-up-dashboard-milestone-index' into 'master'

app/controllers/dashboard/milestones_controller.rb

@@ -19,11 +19,11 @@ class Dashboard::MilestonesController < Dashboard::ApplicationController
   private
 
   def milestones
-    @milestones = GlobalMilestone.build_collection(@projects, params)
+    @milestones = DashboardMilestone.build_collection(@projects, params)
   end
 
   def milestone
-    @milestone = GlobalMilestone.build(@projects, params[:title])
+    @milestone = DashboardMilestone.build(@projects, params[:title])
     render_404 unless @milestone
   end
 end

app/models/dashboard_milestone.rb

+class DashboardMilestone < GlobalMilestone
+  def issues_finder_params
+    { authorized_only: true }
+  end
+end

changelogs/unreleased/speed-up-dashboard-milestone-index.yml

+---
+title: Speed up dashboard milestone index by scoping IssuesFinder to user authorized
+  projects
+merge_request: 8524
+author: