Resguardo inicial

linux-7.2.3/tools/testing/selftests/bpf/progs/test_tc_qevent.c

@@ -0,0 +1,23 @@
+// SPDX-License-Identifier: GPL-2.0
+#include "vmlinux.h"
+#include <bpf/bpf_helpers.h>
+
+int redirect_ifindex = 1;
+__u64 verdict_calls = 0;
+__u64 helper_calls = 0;
+
+SEC("tc")
+int qevent_redirect_verdict(struct __sk_buff *skb)
+{
+	__sync_fetch_and_add(&verdict_calls, 1);
+	return TCX_REDIRECT;
+}
+
+SEC("tc")
+int qevent_redirect_helper(struct __sk_buff *skb)
+{
+	__sync_fetch_and_add(&helper_calls, 1);
+	return bpf_redirect(redirect_ifindex, 0);
+}
+
+char _license[] SEC("license") = "GPL";