I have been using the UX31E for some years now and Linux runs just fine. I got the laptop right when it came out and initially had to do some tweaking under Arc

I have been using the UX31E for some years now and Linux runs just fine. I got the laptop right when it came out and initially had to do some tweaking under Arch (mainly enable some newer features needed by the hardware), but all in all I am perfectly happy with the machine and its quality.