update portalmem for kernel 4.1.0 or later
update portalmem for kernel 4.1.0 or later

chenm001/connectal,chenm001/connectal,csail-csg/connectal,chenm001/connectal,csail-csg/connectal,csail-csg/connectal,hanw/connectal,hanw/connectal,hanw/connectal,hanw/connectal,cambridgehackers/connectal,chenm001/connectal,cambridgehackers/connectal,hanw/connectal,csail-csg/connectal,cambridgehackers/connectal,cambridgehackers/connectal,cambridgehackers/connectal,csail-csg/connectal,chenm001/connectal