__bpf_cmp
ret = __bpf_cmp(__lhs, #OP, "r", __rhs, UNLIKELY); \
ret = __bpf_cmp(__lhs, #OP, "ri", __rhs, UNLIKELY); \
ret = __bpf_cmp(__lhs, "s"#OP, "r", __rhs, UNLIKELY); \
ret = __bpf_cmp(__lhs, "s"#OP, "ri", __rhs, UNLIKELY); \