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SubjectRe: sleepy linux 2.6.23-rc9
Clemens Koller wrote:
>>
>> When I boot init=/bin/bash vga=791 (vesa framebuffer), most wakeups
>> are caused by cursor painting (I should fix that some day, I
>> guess). But... the cursor blinking does not even work properly!
>>
>> It blinks at normal speed, then (randomly) it blinks slowly, then gets
>> back to normal speed, then inserts longer delay.
>
> Is the effect a beat that it has roughly the frequency of your Notebooks
> screen refresh rate (60Hz)? (in german: Schwebung)
>
>> The effect is so nice that I thought about youtube ;-). Thinkpad
>> x60.. question is, how to debug it?
>
> No idea... check where the register of the HW cursor blink rate
> gets written? But as it seems to be so nice, please submit a patch
> which enables this for all platforms. ;-)
>

For the VESA framebuffer I would assume the cursor blinking is done in
software (if done at all.)

-hpa
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