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Diffstat (limited to 'tools/perf/util/bpf_skel/bench_uprobe.bpf.c')
-rw-r--r--tools/perf/util/bpf_skel/bench_uprobe.bpf.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/tools/perf/util/bpf_skel/bench_uprobe.bpf.c b/tools/perf/util/bpf_skel/bench_uprobe.bpf.c
new file mode 100644
index 000000000000..2c55896bb33c
--- /dev/null
+++ b/tools/perf/util/bpf_skel/bench_uprobe.bpf.c
@@ -0,0 +1,23 @@
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+// Copyright (c) 2023 Red Hat
+#include "vmlinux.h"
+#include <bpf/bpf_tracing.h>
+
+unsigned int nr_uprobes;
+
+SEC("uprobe")
+int BPF_UPROBE(empty)
+{
+ return 0;
+}
+
+SEC("uprobe")
+int BPF_UPROBE(trace_printk)
+{
+ char fmt[] = "perf bench uprobe %u";
+
+ bpf_trace_printk(fmt, sizeof(fmt), ++nr_uprobes);
+ return 0;
+}
+
+char LICENSE[] SEC("license") = "Dual BSD/GPL";