/etc/ is in laptop-mode-tools 1.64-1ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/etc/power/
/etc/power/event.d/
/etc/laptop-mode/nolm-ac-stop/
/etc/laptop-mode/lm-ac-start/
/etc/laptop-mode/batt-stop/
/etc/init.d/
/etc/laptop-mode/batt-start/
/etc/power/event.d/laptop-mode
/etc/power/scripts.d/
/etc/power/scripts.d/laptop-mode
/etc/laptop-mode/
/etc/laptop-mode/modules/
/etc/laptop-mode/laptop-mode.conf
/etc/laptop-mode/lm-ac-stop/
/etc/laptop-mode/conf.d/
/etc/laptop-mode/conf.d/intel-hda-powersave.conf
/etc/laptop-mode/conf.d/cpufreq.conf
/etc/laptop-mode/conf.d/pcie-aspm.conf
/etc/laptop-mode/conf.d/exec-commands.conf
/etc/laptop-mode/conf.d/runtime-pm.conf
/etc/laptop-mode/conf.d/ac97-powersave.conf
/etc/laptop-mode/conf.d/wireless-ipw-power.conf
/etc/laptop-mode/conf.d/ethernet.conf
/etc/laptop-mode/conf.d/wireless-power.conf
/etc/laptop-mode/conf.d/dpms-standby.conf
/etc/laptop-mode/conf.d/intel-sata-powermgmt.conf
/etc/laptop-mode/conf.d/video-out.conf
/etc/laptop-mode/conf.d/battery-level-polling.conf
/etc/laptop-mode/conf.d/sched-mc-power-savings.conf
/etc/laptop-mode/conf.d/terminal-blanking.conf
/etc/laptop-mode/conf.d/lcd-brightness.conf
/etc/laptop-mode/conf.d/hal-polling.conf
/etc/laptop-mode/conf.d/auto-hibernate.conf
/etc/laptop-mode/conf.d/bluetooth.conf
/etc/laptop-mode/conf.d/start-stop-programs.conf
/etc/laptop-mode/conf.d/eee-superhe.conf
/etc/laptop-mode/conf.d/configuration-file-control.conf
/etc/laptop-mode/conf.d/wireless-iwl-power.conf
/etc/laptop-mode/conf.d/nmi-watchdog.conf
/etc/laptop-mode/conf.d/sched-smt-power-savings.conf
/etc/laptop-mode/conf.d/usb-autosuspend.conf
/etc/laptop-mode/nolm-ac-start/
/etc/init.d/laptop-mode