github.com/datadog/cilium@v1.6.12/bpf/probes/raw_invalidate_hash.t (about)

     1  /* Tests for availability of kernel commits (4.9+):
     2   *
     3   * 7a4b28c6cc9f ("bpf: add helper to invalidate hash")
     4   */
     5  	{
     6  		.emits	= "HAVE_SET_HASH_INVALID",
     7  		.type	= BPF_PROG_TYPE_SCHED_CLS,
     8  		.insns	= {
     9  			BPF_EMIT_CALL(BPF_FUNC_set_hash_invalid),
    10  			BPF_EXIT_INSN(),
    11  		},
    12  		/* No warning required to the user. */
    13  	},