don't use dma_addr_t in userspace
don't use dma_addr_t in userspace

chenm001/connectal,csail-csg/connectal,chenm001/connectal,cambridgehackers/connectal,8l/connectal,8l/connectal,8l/connectal,8l/connectal,hanw/connectal,cambridgehackers/connectal,8l/connectal,csail-csg/connectal,hanw/connectal,hanw/connectal,chenm001/connectal,csail-csg/connectal,cambridgehackers/connectal,chenm001/connectal,hanw/connectal,csail-csg/connectal,chenm001/connectal,hanw/connectal,cambridgehackers/connectal,csail-csg/connectal,cambridgehackers/connectal