diff --git a/openerp/addons/base/ir/ir_model.py b/openerp/addons/base/ir/ir_model.py
index 1af5818438a..bfbe734adbf 100644
--- a/openerp/addons/base/ir/ir_model.py
+++ b/openerp/addons/base/ir/ir_model.py
@@ -717,8 +717,8 @@ class ir_model_data(osv.osv):
         model_obj = self.pool.get(model)
         if not context:
             context = {}
-        # records created during module install should result in res.log entries that are already read!
-        context = dict(context, res_log_read=True)
+        # TODO: records created during module install should not display the messages of OpenChatter
+        context = dict(context)
         if xml_id and ('.' in xml_id):
             assert len(xml_id.split('.'))==2, _("'%s' contains too many dots. XML ids should not contain dots ! These are used to refer to other modules data, as in module.reference_id") % (xml_id)
             module, xml_id = xml_id.split('.')
diff --git a/openerp/addons/base/publisher_warranty/publisher_warranty.py b/openerp/addons/base/publisher_warranty/publisher_warranty.py
index 0669dadb228..2f885f318a4 100644
--- a/openerp/addons/base/publisher_warranty/publisher_warranty.py
+++ b/openerp/addons/base/publisher_warranty/publisher_warranty.py
@@ -187,6 +187,7 @@ class publisher_warranty_contract(osv.osv):
 
 
             limit_date = (datetime.datetime.now() - _PREVIOUS_LOG_CHECK).strftime(misc.DEFAULT_SERVER_DATETIME_FORMAT)
+            # TODO: must be updated with OpenChatter ?
             for message in result["messages"]:
                 ids = self.pool.get("res.log").search(cr, uid, [("res_model", "=", "publisher_warranty.contract"),
                                                           ("create_date", ">=", limit_date),
diff --git a/openerp/modules/loading.py b/openerp/modules/loading.py
index efc73d44a58..8ed79a4d615 100644
--- a/openerp/modules/loading.py
+++ b/openerp/modules/loading.py
@@ -212,10 +212,7 @@ def load_module_graph(cr, graph, status=None, perform_checks=True, skip_modules=
                     delattr(package, kind)
 
         cr.commit()
-
-    # mark new res_log records as read
-    cr.execute("update res_log set read=True where create_date >= %s", (dt_before_load,))
-
+    
     cr.commit()
 
     return loaded_modules, processed_modules
diff --git a/openerp/osv/orm.py b/openerp/osv/orm.py
index 6d65edfbb5c..776d639bf43 100644
--- a/openerp/osv/orm.py
+++ b/openerp/osv/orm.py
@@ -710,17 +710,7 @@ class BaseModel(object):
     CONCURRENCY_CHECK_FIELD = '__last_update'
 
     def log(self, cr, uid, id, message, secondary=False, context=None):
-        if context and context.get('disable_log'):
-            return True
-        return self.pool.get('res.log').create(cr, uid,
-                {
-                    'name': message,
-                    'res_model': self._name,
-                    'secondary': secondary,
-                    'res_id': id,
-                },
-                context=context
-        )
+        return _logger.warning("log() is deprecated. Please use OpenChatter notification system instead of the res.log mechanism.")
 
     @staticmethod
     def get_needaction_info(cr, uid, model_name, user_id, limit=None, order=None, domain=False, context=None):