I added samsung-backlight to /etc/modprobe.d/blacklist.conf and rebooted. Now flickering disappeared and backlight function keys are still working.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/756509 Title: N130 flickering backlight on startup -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs