Resguardo inicial

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

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+// SPDX-License-Identifier: GPL-2.0
+// Copyright (c) 2017 Facebook
+
+#include <vmlinux.h>
+#include <bpf/bpf_helpers.h>
+
+/* taken from /sys/kernel/tracing/events/sched/sched_switch/format */
+struct sched_switch_args {
+	unsigned long long pad;
+	char prev_comm[TASK_COMM_LEN];
+	int prev_pid;
+	int prev_prio;
+	long long prev_state;
+	char next_comm[TASK_COMM_LEN];
+	int next_pid;
+	int next_prio;
+};
+
+SEC("tracepoint/sched/sched_switch")
+int oncpu(struct sched_switch_args *ctx)
+{
+	return 0;
+}
+
+char _license[] SEC("license") = "GPL";