Charles,
Can you please try adding the following entry to /etc/modprobe.d/options (without quotes):
"options thinkpad_acpi backlight=1"
Then reboot into the latest kernel and see if the problem persists. Also please post your kern.log after doing that, and let us know the outcome.
Thanks.
Charles, d/options (without quotes):
Can you please try adding the following entry to /etc/modprobe.
"options thinkpad_acpi backlight=1"
Then reboot into the latest kernel and see if the problem persists. Also please post your kern.log after doing that, and let us know the outcome.
Thanks.