Messages in this thread | | | Date | Sat, 28 Dec 2013 00:09:01 +0000 | From | David Woodfall <> | Subject | Re: Problem with cpufreq and i5 since post 3.9.0 |
| |
On (27/12/13 19:53), Dave Woodfall <dave@dawoodfall.net> put forth the proposition: >On (27/12/13 20:44), Heinz Diehl <htd@fancy-poultry.org> put forth the proposition: >>On 27.12.2013, David Woodfall wrote: >> >>>But any of the newer kernel versions I've tested only give me >>>performance and powersave. >> >>I don't use any Fedora kernel, so I can't tell which governors are >>enabled in those. You should check the value of "CONFIG_CPU_FREQ_GOV" >>in the respective .config file for your installed kernel. >> >>In short: It seems that only "performance" and "powersave" are >>compiled in. > >No, I used the same .config in all versions that I tested. I've also >tried setting them as modules rather than built-in. This is the stock >slackware .config: > >CONFIG_CPU_FREQ=y >CONFIG_CPU_FREQ_TABLE=m >CONFIG_CPU_FREQ_GOV_COMMON=y >CONFIG_CPU_FREQ_STAT=m >CONFIG_CPU_FREQ_STAT_DETAILS=y ># CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE is not set >CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE=y ># CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND is not set ># CONFIG_CPU_FREQ_DEFAULT_GOV_CONSERVATIVE is not set >CONFIG_CPU_FREQ_GOV_PERFORMANCE=m >CONFIG_CPU_FREQ_GOV_POWERSAVE=m >CONFIG_CPU_FREQ_GOV_USERSPACE=y >CONFIG_CPU_FREQ_GOV_ONDEMAND=m >CONFIG_CPU_FREQ_GOV_CONSERVATIVE=m > >And modprobing any governor module does not change the output of >scaling_available_governors. > >-Dave
I'm also experiencing this with a Intel G640 dual core machine. Exactly the same effect.
| |