Messages in this thread | | | Date | Mon, 25 Feb 2008 11:15:33 +0100 | From | Ingo Molnar <> | Subject | Re: [PATCH 2.6.25-rc3] cpuidle: fix cpuidle time and usage overflow |
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* Yi Yang <yi.y.yang@intel.com> wrote:
> cpuidle C-state sysfs node time and usage are very easy to overflow > because they are all of unsigned int type, time will overflow within > about two hours, usage will take longer time to overflow, but they are > increasing for ever. > > This patch will convert them to unsigned long long.
what happens if such an overflow happens - any particular regression or other misbehavior, or just funny looking stats in sysfs?
Ingo
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