Index: lib/redmine.rb
===================================================================
--- lib/redmine.rb	(revision 12160)
+++ lib/redmine.rb	(working copy)
@@ -274,6 +274,7 @@
   search.register :changesets
   search.register :wiki_pages
   search.register :messages
+  search.register :time_entries
   search.register :projects
 end
 
Index: app/models/time_entry.rb
===================================================================
--- app/models/time_entry.rb	(revision 12160)
+++ app/models/time_entry.rb	(working copy)
@@ -27,6 +27,7 @@
   attr_protected :project_id, :user_id, :tyear, :tmonth, :tweek
 
   acts_as_customizable
+  acts_as_searchable :columns => 'comments'
   acts_as_event :title => Proc.new {|o| "#{l_hours(o.hours)} (#{(o.issue || o.project).event_title})"},
                 :url => Proc.new {|o| {:controller => 'timelog', :action => 'index', :project_id => o.project, :issue_id => o.issue}},
                 :author => :user,
Index: app/controllers/timelog_controller.rb
===================================================================
--- app/controllers/timelog_controller.rb	(revision 12160)
+++ app/controllers/timelog_controller.rb	(working copy)
@@ -17,6 +17,7 @@
 
 class TimelogController < ApplicationController
   menu_item :issues
+  default_search_scope :time_entries
 
   before_filter :find_project_for_new_time_entry, :only => [:create]
   before_filter :find_time_entry, :only => [:show, :edit, :update]