Because I regularly use a plug-in mouse, I want to disable the entire
trackpad when I do have the mouse, not distinguish different actions on
the trackpad (so it's not only the palm press I want to extinguish). In
case anyone else is in that same position, I use the bash script below
to accomplish
#64 provides a work-around that does the trick for me too. I'm on the
same kernel as jmac939 there, and about 50% of the time my system boots
properly into the lightdm login screen. But the rest of the time the
system fails to do so but shows only the black screen + mouse pointer.
When that happens
I upgraded to Ubuntu Linux kernel 3.5.0-25 and the fix I described in
comment #55 now fails as well. So does the work-around suggested in
comment #48 (as I previously described, again in comment #55). I have
switched back to kernel 3.5.0-23. I'm still looking forward to a
genuine fix.
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I'm on a Dell XPS 15z. I detail below other attempts (all pretty much
taken from this thread but unsuccessful for my setup); instead, what
works for me is to (1) change in /etc/default/grub the variable
GRUB_CMDLINE_LINUX_DEFAULT to "acpi_backlight=vendor
dell_laptop.backlight=0 quiet splash", i.e.
