ch_key 24 tools/testing/selftests/bpf/prog_tests/l4lb_all.c __u32 ch_key = 11, real_num = 3; ch_key 44 tools/testing/selftests/bpf/prog_tests/l4lb_all.c bpf_map_update_elem(map_fd, &ch_key, &real_num, 0); ch_key 25 tools/testing/selftests/bpf/prog_tests/xdp_noinline.c __u32 ch_key = 11, real_num = 3; ch_key 45 tools/testing/selftests/bpf/prog_tests/xdp_noinline.c bpf_map_update_elem(map_fd, &ch_key, &real_num, 0);