68 	struct bpf_link *link;  in test_test_overhead()  local
109 	link = bpf_program__attach_kprobe(kprobe_prog, false /* retprobe */,  in test_test_overhead()
111 	if (CHECK(IS_ERR(link), "attach_kprobe", "err %ld\n", PTR_ERR(link)))  in test_test_overhead()
114 	bpf_link__destroy(link);  in test_test_overhead()
117 	link = bpf_program__attach_kprobe(kretprobe_prog, true /* retprobe */,  in test_test_overhead()
119 	if (CHECK(IS_ERR(link), "attach kretprobe", "err %ld\n", PTR_ERR(link)))  in test_test_overhead()
122 	bpf_link__destroy(link);  in test_test_overhead()
125 	link = bpf_program__attach_raw_tracepoint(raw_tp_prog, "task_rename");  in test_test_overhead()
126 	if (CHECK(IS_ERR(link), "attach fentry", "err %ld\n", PTR_ERR(link)))  in test_test_overhead()
129 	bpf_link__destroy(link);  in test_test_overhead()
132 	link = bpf_program__attach_trace(fentry_prog);  in test_test_overhead()
133 	if (CHECK(IS_ERR(link), "attach fentry", "err %ld\n", PTR_ERR(link)))  in test_test_overhead()
136 	bpf_link__destroy(link);  in test_test_overhead()
139 	link = bpf_program__attach_trace(fexit_prog);  in test_test_overhead()
140 	if (CHECK(IS_ERR(link), "attach fexit", "err %ld\n", PTR_ERR(link)))  in test_test_overhead()
143 	bpf_link__destroy(link);  in test_test_overhead()