I had the same problem with a fresh installed Ubuntu 15.10 on a new L460 (no dualboot). After various tries with mainline kernels I found, that $ synclient TouchPadOff=0 solved my problem (also for the original ubuntu kernel).
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1546739 Title: Lenovo ThinkPad L460 Touchpad not working To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1546739/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs