AF_LLC 224 include/linux/socket.h #define PF_LLC AF_LLC AF_LLC 303 net/llc/af_llc.c if (unlikely(addr->sllc_family != AF_LLC)) AF_LLC 414 net/llc/af_llc.c if (unlikely(addr->sllc_family != AF_LLC)) AF_LLC 944 net/llc/af_llc.c sllc.sllc_family = AF_LLC;