using linux-image-2.6.32-24-generic-pae on thinkpad T400 intel gpu, I've
encounter the same issue mouse cursor movement become jerky.
Cpu usage of kslow is too high:
1046 root 15 -5 0 0 0 S 13 0.0 0:03.94 kslowd000
3692 root 15 -5 0 0 0 S 12 0.0 0:01.58 kslowd002
3694 root 15 -5 0 0 0 S 11 0.0 0:00.32 kslowd001
I've found the following lkml thread http://www.gossamer-
threads.com/lists/linux/kernel/1238374 discuss the same issue.
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kslow wakes up every 10 seconds making the mouse cursor
https://bugs.launchpad.net/bugs/613762
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