2017-11-02 9:37 GMT+01:00 Jörg Otte <[email protected]>:
> 2017-11-01 21:24 GMT+01:00 Rafael J. Wysocki <[email protected]>:
>> On Wed, Nov 1, 2017 at 6:06 PM, Jörg Otte <[email protected]> wrote:
>>> In 4.14.0-rc7-00009-g287683d cpufreq directory under
>>> /sys/devices/system/cpu/cpufreq
>>> is empty. Also link /sys/devices/system/cpu/cpu0/cpufreq is missing.
>>>
>>> Is this change intentional?
>>
>> Sure not.
>>
>> What's the last good kernel you tested before this one?
> Unfortunately I had a disk crash and I was offline in last weeks.
> This is the first kernel with everything new installed on new disk.
> So I don't remember exactly last good kernel. For sure it was 4.14.0-rc1.
>
> Maybe I made a mistake with the kernel configuration ?
>
> #
> # CPU Frequency scaling
> #
> CONFIG_CPU_FREQ=y
> CONFIG_CPU_FREQ_GOV_ATTR_SET=y
> CONFIG_CPU_FREQ_GOV_COMMON=y
> CONFIG_CPU_FREQ_STAT=y
> CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE=y
> # CONFIG_CPU_FREQ_DEFAULT_GOV_POWERSAVE is not set
> # CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE is not set
> # CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND is not set
> # CONFIG_CPU_FREQ_DEFAULT_GOV_CONSERVATIVE is not set
> # CONFIG_CPU_FREQ_DEFAULT_GOV_SCHEDUTIL is not set
> CONFIG_CPU_FREQ_GOV_PERFORMANCE=y
> CONFIG_CPU_FREQ_GOV_POWERSAVE=y
> # CONFIG_CPU_FREQ_GOV_USERSPACE is not set
> CONFIG_CPU_FREQ_GOV_ONDEMAND=y
> CONFIG_CPU_FREQ_GOV_CONSERVATIVE=y
> CONFIG_CPU_FREQ_GOV_SCHEDUTIL=y
>
> #
> # CPU frequency scaling drivers
> #
> CONFIG_X86_INTEL_PSTATE=y
> # CONFIG_X86_PCC_CPUFREQ is not set
> # CONFIG_X86_ACPI_CPUFREQ is not set
> # CONFIG_X86_SPEEDSTEP_CENTRINO is not set
> # CONFIG_X86_P4_CLOCKMOD is not set
>
>
> Just discovered:
> If intel_pstate is active everythin looks fine.
> If intel_pstate is disabled (intel_pstate=disable) the directories are
> empty again.
>
> Processor are:
> jojo@fichte:~$ cat /proc/cpuinfo
> processor : 0 .. 3
> vendor_id : GenuineIntel
> cpu family : 6
> model : 60
> model name : Intel(R) Core(TM) i5-4200M CPU @ 2.50GHz
> stepping : 3
> microcode : 0x22
> cpu MHz : 2494.433
> cache size : 3072 KB
> physical id : 0
> siblings : 4
> core id : 0
> cpu cores : 2
> apicid : 0
> initial apicid : 0
> fpu : yes
> fpu_exception : yes
> cpuid level : 13
> wp : yes
> flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge
> mca cmov pat pse36 clflush dts acpi mmx fxsr
> sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc
> arch_perfmon pebs bts rep_good nopl xtopology nons
> top_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx est
> tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid sse4_1
> sse4_2 movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand
> lahf_lm abm cpuid_fault epb tpr_shadow vnmi flexpr
> iority ept vpid fsgsbase tsc_adjust bmi1 avx2 smep bmi2 erms invpcid
> xsaveopt dtherm ida arat pln pts
> bugs :
> bogomips : 4988.86
> clflush size : 64
> cache_alignment : 64
> address sizes : 39 bits physical, 48 bits virtual
> power management:
>
>> # CONFIG_X86_ACPI_CPUFREQ is not set
OK, that's was it! My bad. Sorry for the noise.
Thanks,
Jörg
From 1582942830109574853@xxx Thu Nov 02 08:38:41 +0000 2017
X-GM-THRID: 1582884290646331551
X-Gmail-Labels: Inbox,Category Forums,HistoricalUnread