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| author | Alex Chiang <achiang@hp.com> | 2009-10-22 05:45:41 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-10-30 22:59:52 +0100 |
| commit | c1fb5c475126b77b47ba762f5b48535cd0420d24 (patch) | |
| tree | e73ba2d723e319f1a1f26cc0902627df7b98da4f /Documentation | |
| parent | Documentation: ABI: /sys/devices/system/cpu/sched_[mc|smt]_power_savings (diff) | |
| download | linux-c1fb5c475126b77b47ba762f5b48535cd0420d24.tar.xz linux-c1fb5c475126b77b47ba762f5b48535cd0420d24.zip | |
Documentation: ABI: /sys/devices/system/cpu/cpuidle/
Document cpuidle sysfs attributes by reading code, Documentation/cpuidle/,
and git logs.
Cc: Venki Pallipadi <venkatesh.pallipadi@intel.com>
Cc: Len Brown <lenb@kernel.org>
Signed-off-by: Alex Chiang <achiang@hp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-devices-system-cpu | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-devices-system-cpu b/Documentation/ABI/testing/sysfs-devices-system-cpu index 8cdda1c56980..968d8bad3835 100644 --- a/Documentation/ABI/testing/sysfs-devices-system-cpu +++ b/Documentation/ABI/testing/sysfs-devices-system-cpu @@ -101,6 +101,26 @@ Description: CPU topology files that describe a logical CPU's relationship See Documentation/cputopology.txt for more information. +What: /sys/devices/system/cpu/cpuidle/current_driver + /sys/devices/system/cpu/cpuidle/current_governer_ro +Date: September 2007 +Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org> +Description: Discover cpuidle policy and mechanism + + Various CPUs today support multiple idle levels that are + differentiated by varying exit latencies and power + consumption during idle. + + Idle policy (governor) is differentiated from idle mechanism + (driver) + + current_driver: displays current idle mechanism + + current_governor_ro: displays current idle policy + + See files in Documentation/cpuidle/ for more information. + + What: /sys/devices/system/cpu/cpu*/cache/index*/cache_disable_X Date: August 2008 KernelVersion: 2.6.27 |