bpf_get_socket_cookie_sock_ops 4187 net/core/filter.c BPF_CALL_1(bpf_get_socket_cookie_sock_ops, struct bpf_sock_ops_kern *, ctx) bpf_get_socket_cookie_sock_ops 4193 net/core/filter.c .func = bpf_get_socket_cookie_sock_ops,