> Relevant discussion about cf7a63ef4e0203f (x86/tsc: Calibrate tsc only once) > http://lkml.iu.edu/hypermail/linux/kernel/1809.0/03226.html And there is a patch http://lkml.iu.edu/hypermail/linux/kernel/1809.0/04424.html which is on it's way to mainline as I understand.