kernel/tools/testing/selftests/bpf/progs/test_perf_link.c
2024-07-22 17:22:30 +08:00

17 lines
311 B
C

// SPDX-License-Identifier: GPL-2.0
/* Copyright (c) 2021 Facebook */
#include "vmlinux.h"
#include <bpf/bpf_helpers.h>
#include <bpf/bpf_tracing.h>
int run_cnt = 0;
SEC("perf_event")
int handler(struct pt_regs *ctx)
{
__sync_fetch_and_add(&run_cnt, 1);
return 0;
}
char _license[] SEC("license") = "GPL";