From: "Toralf Förster" <toralf.foerster@gmx.de>
To: linux-kernel@vger.kernel.org
Subject: Why do I have a /sys/devices/system/cpu/cpuidle under kernel 2.6.24 with a Pentium M processor ?
Date: Thu, 31 Jan 2008 14:00:14 +0100 [thread overview]
Message-ID: <200801311400.17811.toralf.foerster@gmx.de> (raw)
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I'm asking b/c this confuses the current sysstat up to version 8.0.4. An
$ ls -lR /sys/devices/system/cpu/
gives :
/sys/devices/system/cpu/:
total 0
drwxr-xr-x 4 root root 0 Jan 30 09:36 cpu0
drwxr-xr-x 2 root root 0 Jan 30 09:36 cpuidle
/sys/devices/system/cpu/cpu0:
total 0
drwxr-xr-x 3 root root 0 Jan 30 09:36 cpufreq
drwxr-xr-x 5 root root 0 Jan 30 09:36 cpuidle
/sys/devices/system/cpu/cpu0/cpufreq:
total 0
-r--r--r-- 1 root root 4096 Jan 30 09:36 affected_cpus
-r-------- 1 root root 4096 Jan 30 09:36 cpuinfo_cur_freq
-r--r--r-- 1 root root 4096 Jan 30 09:36 cpuinfo_max_freq
-r--r--r-- 1 root root 4096 Jan 30 09:36 cpuinfo_min_freq
drwxr-xr-x 2 root root 0 Jan 30 09:36 ondemand
-r--r--r-- 1 root root 4096 Jan 30 09:36 scaling_available_frequencies
-r--r--r-- 1 root root 4096 Jan 30 09:36 scaling_available_governors
-r--r--r-- 1 root root 4096 Jan 30 09:36 scaling_cur_freq
-r--r--r-- 1 root root 4096 Jan 30 09:36 scaling_driver
-rw-r--r-- 1 root root 4096 Jan 30 09:36 scaling_governor
-rw-r--r-- 1 root root 4096 Jan 30 09:36 scaling_max_freq
-rw-r--r-- 1 root root 4096 Jan 30 09:36 scaling_min_freq
/sys/devices/system/cpu/cpu0/cpufreq/ondemand:
total 0
-rw-r--r-- 1 root root 0 Jan 30 09:36 ignore_nice_load
-rw-r--r-- 1 root root 4096 Jan 30 09:36 powersave_bias
-rw-r--r-- 1 root root 4096 Jan 30 09:36 sampling_rate
-r--r--r-- 1 root root 4096 Jan 30 09:36 sampling_rate_max
-r--r--r-- 1 root root 4096 Jan 30 09:36 sampling_rate_min
-rw-r--r-- 1 root root 4096 Jan 30 09:36 up_threshold
/sys/devices/system/cpu/cpu0/cpuidle:
total 0
drwxr-xr-x 2 root root 0 Jan 30 09:36 state0
drwxr-xr-x 2 root root 0 Jan 30 09:36 state1
drwxr-xr-x 2 root root 0 Jan 30 09:36 state2
/sys/devices/system/cpu/cpu0/cpuidle/state0:
total 0
-r--r--r-- 1 root root 4096 Jan 30 09:36 latency
-r--r--r-- 1 root root 4096 Jan 30 09:36 name
-r--r--r-- 1 root root 4096 Jan 30 09:36 power
-r--r--r-- 1 root root 4096 Jan 30 09:36 time
-r--r--r-- 1 root root 4096 Jan 30 09:36 usage
/sys/devices/system/cpu/cpu0/cpuidle/state1:
total 0
-r--r--r-- 1 root root 4096 Jan 30 09:36 latency
-r--r--r-- 1 root root 4096 Jan 30 09:36 name
-r--r--r-- 1 root root 4096 Jan 30 09:36 power
-r--r--r-- 1 root root 4096 Jan 30 09:36 time
-r--r--r-- 1 root root 4096 Jan 30 09:36 usage
/sys/devices/system/cpu/cpu0/cpuidle/state2:
total 0
-r--r--r-- 1 root root 4096 Jan 30 09:36 latency
-r--r--r-- 1 root root 4096 Jan 30 09:36 name
-r--r--r-- 1 root root 4096 Jan 30 09:36 power
-r--r--r-- 1 root root 4096 Jan 30 09:36 time
-r--r--r-- 1 root root 4096 Jan 30 09:36 usage
/sys/devices/system/cpu/cpuidle:
total 0
-r--r--r-- 1 root root 4096 Jan 30 09:36 current_driver
-r--r--r-- 1 root root 4096 Jan 30 09:36 current_governor_ro
--
MfG/Sincerely
Toralf Förster
pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3
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next reply other threads:[~2008-01-31 13:00 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-31 13:00 Toralf Förster [this message]
2008-02-05 10:16 ` Andrew Morton
2008-02-05 14:38 ` Toralf Förster
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