Messages in this thread | | | Subject | Re: 2.6.20-rc6-mm2 | From | Thomas Gleixner <> | Date | Mon, 29 Jan 2007 17:38:08 +0100 |
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On Mon, 2007-01-29 at 17:22 +0100, Karsten Wiese wrote: > Hi, > > with dynticks and highres_timers enabled, cpufreq_ondemand makes mess here on > an AMD64 UP. > cpufreq_ondemand assumes that jiffies advance at exactly the same pace as the > sum of all kstat_cpu(cpu).cpustat.* members. > This isn't the case here as dmesg output from patch below shows. > > Is cpufreq_ondemand correct assuming > "jiffies advance at exactly the same pace as the > sum of all kstat_cpu(cpu).cpustat.* members"? > Or is "dynticks and highres_timers"'s behaviour of incrementing the > sum of kstat_cpu(cpu).cpustat.* members faster than jiffies?
No it should not. /me investigates.
tglx
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