BPF_FUNC_perf_event_read 3455 kernel/bpf/verifier.c if (func_id != BPF_FUNC_perf_event_read && BPF_FUNC_perf_event_read 3541 kernel/bpf/verifier.c case BPF_FUNC_perf_event_read: BPF_FUNC_perf_event_read 720 kernel/trace/bpf_trace.c case BPF_FUNC_perf_event_read: BPF_FUNC_perf_event_read 57 tools/testing/selftests/bpf/bpf_helpers.h (void *) BPF_FUNC_perf_event_read;