extract_u8 681 tools/bpf/bpf_dbg.c r->A = extract_u8(pkt, K); extract_u8 700 tools/bpf/bpf_dbg.c r->A = extract_u8(pkt, r->X + K); extract_u8 707 tools/bpf/bpf_dbg.c r->X = extract_u8(pkt, K);