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    SubjectRe: sleepy linux 2.6.23-rc9
    On Tue, 2007-10-09 at 00:05 +0200, Pavel Machek wrote:
    > Hi!
    > I played with powertop a bit, and found a fairly interesting failure
    > mode. If I boot init=/bin/bash vga=1, I get ~2 wakeups a second, nice.
    > 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.
    > The effect is so nice that I thought about youtube ;-). Thinkpad
    > x60.. question is, how to debug it?

    The cursor blinking is done by software via a timer. It's in

    With the latest -rc kernel you can turn off the blinking with

    echo 0 > /sys/class/graphics/fbcon/cursor_blink


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      Last update: 2007-10-09 06:37    [W:0.020 / U:10.700 seconds]
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