Resguardo inicial

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

@@ -0,0 +1,25 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#include "vmlinux.h"
+#include <bpf/bpf_helpers.h>
+#include <bpf/bpf_tracing.h>
+
+void *user_ptr = 0;
+
+SEC("kprobe.multi")
+int handle_kprobe_multi_sleepable(struct pt_regs *ctx)
+{
+	int a, err;
+
+	err = bpf_copy_from_user(&a, sizeof(a), user_ptr);
+	barrier_var(a);
+	return err;
+}
+
+SEC("fentry/bpf_fentry_test1")
+int BPF_PROG(fentry)
+{
+	return 0;
+}
+
+char _license[] SEC("license") = "GPL";