1// SPDX-License-Identifier: GPL-2.0
 2// Copyright (c) 2020 Facebook
 3
 4#include <linux/bpf.h>
 5#include <asm/unistd.h>
 6#include <bpf/bpf_helpers.h>
 7#include <bpf/bpf_tracing.h>
 8#include "bpf_misc.h"
 9
10char _license[] SEC("license") = "GPL";
11
12long hits = 0;
13
14SEC("tp/syscalls/sys_enter_getpgid")
15int bench_trigger_tp(void *ctx)
16{
17	__sync_add_and_fetch(&hits, 1);
18	return 0;
19}
20
21SEC("raw_tp/sys_enter")
22int BPF_PROG(bench_trigger_raw_tp, struct pt_regs *regs, long id)
23{
24	if (id == __NR_getpgid)
25		__sync_add_and_fetch(&hits, 1);
26	return 0;
27}
28
29SEC("kprobe/" SYS_PREFIX "sys_getpgid")
30int bench_trigger_kprobe(void *ctx)
31{
32	__sync_add_and_fetch(&hits, 1);
33	return 0;
34}
35
36SEC("kretprobe/" SYS_PREFIX "sys_getpgid")
37int bench_trigger_kretprobe(void *ctx)
38{
39	__sync_add_and_fetch(&hits, 1);
40	return 0;
41}
42
43SEC("kprobe.multi/" SYS_PREFIX "sys_getpgid")
44int bench_trigger_kprobe_multi(void *ctx)
45{
46	__sync_add_and_fetch(&hits, 1);
47	return 0;
48}
49
50SEC("kretprobe.multi/" SYS_PREFIX "sys_getpgid")
51int bench_trigger_kretprobe_multi(void *ctx)
52{
53	__sync_add_and_fetch(&hits, 1);
54	return 0;
55}
56
57SEC("fentry/" SYS_PREFIX "sys_getpgid")
58int bench_trigger_fentry(void *ctx)
59{
60	__sync_add_and_fetch(&hits, 1);
61	return 0;
62}
63
64SEC("fexit/" SYS_PREFIX "sys_getpgid")
65int bench_trigger_fexit(void *ctx)
66{
67	__sync_add_and_fetch(&hits, 1);
68	return 0;
69}
70
71SEC("fentry.s/" SYS_PREFIX "sys_getpgid")
72int bench_trigger_fentry_sleep(void *ctx)
73{
74	__sync_add_and_fetch(&hits, 1);
75	return 0;
76}
77
78SEC("fmod_ret/" SYS_PREFIX "sys_getpgid")
79int bench_trigger_fmodret(void *ctx)
80{
81	__sync_add_and_fetch(&hits, 1);
82	return -22;
83}
84
85SEC("uprobe")
86int bench_trigger_uprobe(void *ctx)
87{
88	__sync_add_and_fetch(&hits, 1);
89	return 0;
90}

 1// SPDX-License-Identifier: GPL-2.0
 2// Copyright (c) 2020 Facebook
 3
 4#include <linux/bpf.h>
 5#include <asm/unistd.h>
 6#include <bpf/bpf_helpers.h>
 7#include <bpf/bpf_tracing.h>
 
 8
 9char _license[] SEC("license") = "GPL";
10
11long hits = 0;
12
13SEC("tp/syscalls/sys_enter_getpgid")
14int bench_trigger_tp(void *ctx)
15{
16	__sync_add_and_fetch(&hits, 1);
17	return 0;
18}
19
20SEC("raw_tp/sys_enter")
21int BPF_PROG(bench_trigger_raw_tp, struct pt_regs *regs, long id)
22{
23	if (id == __NR_getpgid)
24		__sync_add_and_fetch(&hits, 1);
25	return 0;
26}
27
28SEC("kprobe/__x64_sys_getpgid")
29int bench_trigger_kprobe(void *ctx)
30{
31	__sync_add_and_fetch(&hits, 1);
32	return 0;
33}
34
35SEC("fentry/__x64_sys_getpgid")
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
36int bench_trigger_fentry(void *ctx)
37{
38	__sync_add_and_fetch(&hits, 1);
39	return 0;
40}
41
42SEC("fmod_ret/__x64_sys_getpgid")
 
 
 
 
 
 
 
 
 
 
 
 
 
 
43int bench_trigger_fmodret(void *ctx)
44{
45	__sync_add_and_fetch(&hits, 1);
46	return -22;
 
 
 
 
 
 
 
47}