File: test_perf_link.c

package info (click to toggle)
linux 6.16.5-1
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 1,724,468 kB
  • sloc: ansic: 26,560,391; asm: 271,356; sh: 143,999; python: 72,469; makefile: 57,129; perl: 36,821; xml: 19,553; cpp: 5,820; yacc: 4,915; lex: 2,955; awk: 1,667; sed: 28; ruby: 25
file content (16 lines) | stat: -rw-r--r-- 311 bytes parent folder | download | duplicates (18) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
 
// 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";