Source?
I know France is encouraging the UK to join up.
http://www.timesofisrael.com/germany-to-send-tornado-reconnaissance-jets-to-fight-is/
http://www.dw.com/en/how-german-tornado-jets-can-help-the-anti-is-alliance-in-syria/a-18878778
http://airheadsfly.com/2015/11/26/german-recce-tornados-to-syria/