TPACKET_ALIGN 84 include/linux/if_packet.h #define TPACKET_HDRLEN (TPACKET_ALIGN(sizeof(struct tpacket_hdr)) + sizeof(struct sockaddr_ll)) TPACKET_ALIGN 98 include/linux/if_packet.h #define TPACKET2_HDRLEN (TPACKET_ALIGN(sizeof(struct tpacket2_hdr)) + sizeof(struct sockaddr_ll)) TPACKET_ALIGN 639 net/packet/af_packet.c macoff = netoff = TPACKET_ALIGN(po->tp_hdrlen) + 16 + TPACKET_ALIGN 643 net/packet/af_packet.c netoff = TPACKET_ALIGN(po->tp_hdrlen + TPACKET_ALIGN 715 net/packet/af_packet.c sll = h.raw + TPACKET_ALIGN(hdrlen);