uquery 1267 kernel/trace/bpf_trace.c struct perf_event_query_bpf __user *uquery = info; uquery 1277 kernel/trace/bpf_trace.c if (copy_from_user(&query, uquery, sizeof(query))) uquery 1298 kernel/trace/bpf_trace.c if (copy_to_user(&uquery->prog_cnt, &prog_cnt, sizeof(prog_cnt)) || uquery 1299 kernel/trace/bpf_trace.c copy_to_user(uquery->ids, ids, ids_len * sizeof(u32)))