'Notify all mechanism drivers after port update.
:raises: neutron.plugins.ml2.common.MechanismDriverError
if any mechanism driver update_port_postcommit call fails.
Called after the database transaction. If any mechanism driver
raises an error, then the error is logged but we continue to
call every other mechanism driver. A MechanismDriverError is
then reraised at the end to notify the caller of a failure.'

def update_port_postcommit(self, context):

    self._call_on_drivers('update_port_postcommit', context, continue_on_failure=True)
