cleanup commands before commands application

tuned/plugins/base.py

@@ -115,9 +115,6 @@ class Plugin(object):
 
 			new_value = self._options[command_name]
 
-			# FIXME: should we revert old settings before applying the new one?
-			#        can we call cleanup_commands() instead
-
 			# TODO: refactor
 			if command["per_device"]:
 				for device in self._devices:

tuned/plugins/repository.py

@@ -45,6 +45,7 @@ class PluginRepository(tuned.patterns.Singleton):
 				continue
 			
 			log.debug("running static tuning for plugin %s" % plugin)
+			plugin.cleanup_commands()
 			plugin.execute_commands()
 
 	def delete(self, plugin):