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Documentation: ABI: /sys/devices/system/cpu/cpuidle/

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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>
This commit is contained in:
Alex Chiang 2009-10-21 21:45:41 -06:00 committed by Greg Kroah-Hartman
parent e6dcfa7c61
commit c1fb5c4751
1 changed files with 20 additions and 0 deletions
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Documentation/ABI/testing/sysfs-devices-system-cpu
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@ -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