Also reported on Solus [https://dev.solus-project.com/T5224], Manjaro [https://forum.manjaro.org/t/high-cpu-usage-on-kernel-4-14-and-4-15-from-systemd-udevd-which-seems-to-be-the-synaptic-touchpad-driver/35972] and Gentoo (on the Manjaro page).
Also reported on Solus [https:/ /dev.solus- project. com/T5224], Manjaro [https:/ /forum. manjaro. org/t/high- cpu-usage- on-kernel- 4-14-and- 4-15-from- systemd- udevd-which- seems-to- be-the- synaptic- touchpad- driver/ 35972] and Gentoo (on the Manjaro page).