| /tools/testing/selftests/bpf/prog_tests/ |
| D | get_stackid_cannot_attach.c | 23 int pmu_fd, err; in test_get_stackid_cannot_attach() local
36 pmu_fd = syscall(__NR_perf_event_open, &attr, -1 /* pid */, in test_get_stackid_cannot_attach()
39 if (pmu_fd < 0 && (errno == ENOENT || errno == EOPNOTSUPP)) { in test_get_stackid_cannot_attach()
45 if (CHECK(pmu_fd < 0, "perf_event_open", "err %d errno %d\n", in test_get_stackid_cannot_attach()
46 pmu_fd, errno)) in test_get_stackid_cannot_attach()
50 pmu_fd); in test_get_stackid_cannot_attach()
52 close(pmu_fd); in test_get_stackid_cannot_attach()
57 pmu_fd = syscall(__NR_perf_event_open, &attr, -1 /* pid */, in test_get_stackid_cannot_attach()
61 if (CHECK(pmu_fd < 0, "perf_event_open", "err %d errno %d\n", in test_get_stackid_cannot_attach()
62 pmu_fd, errno)) in test_get_stackid_cannot_attach()
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| D | tp_attach_query.c | 7 int i, j, bytes, efd, err, prog_fd[num_progs], pmu_fd[num_progs]; in serial_test_tp_attach_query() local
60 pmu_fd[i] = syscall(__NR_perf_event_open, &attr, -1 /* pid */, in serial_test_tp_attach_query()
63 if (CHECK(pmu_fd[i] < 0, "perf_event_open", "err %d errno %d\n", in serial_test_tp_attach_query()
64 pmu_fd[i], errno)) in serial_test_tp_attach_query()
66 err = ioctl(pmu_fd[i], PERF_EVENT_IOC_ENABLE, 0); in serial_test_tp_attach_query()
74 err = ioctl(pmu_fd[i], PERF_EVENT_IOC_QUERY_BPF, query); in serial_test_tp_attach_query()
82 err = ioctl(pmu_fd[i], PERF_EVENT_IOC_SET_BPF, prog_fd[i]); in serial_test_tp_attach_query()
90 err = ioctl(pmu_fd[i], PERF_EVENT_IOC_QUERY_BPF, query); in serial_test_tp_attach_query()
99 err = ioctl(pmu_fd[i], PERF_EVENT_IOC_QUERY_BPF, in serial_test_tp_attach_query()
108 err = ioctl(pmu_fd[i], PERF_EVENT_IOC_QUERY_BPF, query); in serial_test_tp_attach_query()
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| D | send_signal.c | 19 int err = -1, pmu_fd = -1; in test_send_signal_common() local
103 pmu_fd = syscall(__NR_perf_event_open, attr, pid, -1 /* cpu */, in test_send_signal_common()
105 if (!ASSERT_GE(pmu_fd, 0, "perf_event_open")) { in test_send_signal_common()
111 bpf_program__attach_perf_event(skel->progs.send_signal_perf, pmu_fd); in test_send_signal_common()
142 close(pmu_fd); in test_send_signal_common()
175 int pmu_fd; in test_send_signal_nmi() local
180 pmu_fd = syscall(__NR_perf_event_open, &attr, 0 /* pid */, in test_send_signal_nmi()
182 if (pmu_fd == -1) { in test_send_signal_nmi()
191 close(pmu_fd); in test_send_signal_nmi()
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| D | task_fd_query_tp.c | 8 int err, bytes, efd, prog_fd, pmu_fd; in test_task_fd_query_tp_core() local
41 pmu_fd = syscall(__NR_perf_event_open, &attr, -1 /* pid */, in test_task_fd_query_tp_core()
47 err = ioctl(pmu_fd, PERF_EVENT_IOC_ENABLE, 0); in test_task_fd_query_tp_core()
52 err = ioctl(pmu_fd, PERF_EVENT_IOC_SET_BPF, prog_fd); in test_task_fd_query_tp_core()
59 err = bpf_task_fd_query(getpid(), pmu_fd, 0, buf, &len, &prog_id, in test_task_fd_query_tp_core()
71 close(pmu_fd); in test_task_fd_query_tp_core()
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| D | stacktrace_build_id_nmi.c | 9 int err, pmu_fd; in test_stacktrace_build_id_nmi() local
35 pmu_fd = syscall(__NR_perf_event_open, &attr, -1 /* pid */, in test_stacktrace_build_id_nmi()
38 if (pmu_fd < 0 && errno == ENOENT) { in test_stacktrace_build_id_nmi()
43 if (CHECK(pmu_fd < 0, "perf_event_open", "err %d errno %d\n", in test_stacktrace_build_id_nmi()
44 pmu_fd, errno)) in test_stacktrace_build_id_nmi()
48 pmu_fd); in test_stacktrace_build_id_nmi()
50 close(pmu_fd); in test_stacktrace_build_id_nmi()
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| D | perf_event_stackmap.c | 73 int pmu_fd, err; in test_perf_event_stackmap() local
90 pmu_fd = syscall(__NR_perf_event_open, &attr, -1 /* pid */, in test_perf_event_stackmap()
93 if (pmu_fd < 0) { in test_perf_event_stackmap()
100 pmu_fd); in test_perf_event_stackmap()
102 close(pmu_fd); in test_perf_event_stackmap()
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| /tools/testing/selftests/bpf/ |
| D | get_cgroup_id_user.c | 52 int err, bytes, efd, prog_fd, pmu_fd; in main() local
114 pmu_fd = syscall(__NR_perf_event_open, &attr, getpid(), -1, -1, 0); in main()
115 if (CHECK(pmu_fd < 0, "perf_event_open", "err %d errno %d\n", pmu_fd, in main()
119 err = ioctl(pmu_fd, PERF_EVENT_IOC_ENABLE, 0); in main()
124 err = ioctl(pmu_fd, PERF_EVENT_IOC_SET_BPF, prog_fd); in main()
145 close(pmu_fd); in main()
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| /tools/bpf/bpftool/ |
| D | prog.c | 2272 int pmu_fd; in profile_open_perf_event() local
2274 pmu_fd = syscall(__NR_perf_event_open, &metrics[mid].attr, in profile_open_perf_event()
2276 if (pmu_fd < 0) { in profile_open_perf_event()
2288 &pmu_fd, BPF_ANY) || in profile_open_perf_event()
2289 ioctl(pmu_fd, PERF_EVENT_IOC_ENABLE, 0)) { in profile_open_perf_event()
2290 close(pmu_fd); in profile_open_perf_event()
2294 profile_perf_events[profile_perf_event_cnt++] = pmu_fd; in profile_open_perf_event()
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