wait_val 245 tools/testing/selftests/uevent/uevent_filtering.c uint64_t wait_val; wait_val 300 tools/testing/selftests/uevent/uevent_filtering.c ret = read_nointr(sync_fd, &wait_val, sizeof(wait_val)); wait_val 301 tools/testing/selftests/uevent/uevent_filtering.c if (ret != sizeof(wait_val)) {