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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2013-06-29 17:04:07 +0400 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2013-06-29 17:04:07 +0400 |
| commit | 2cc6ced132f472b2bdb619960a650b9a85cdd34f (patch) | |
| tree | 171d6613cd7117dcd750efdd665ec2eab6e24a8e /Documentation/ABI | |
| parent | 867a420b222b25e9608f4430bea3af50835b56b5 (diff) | |
| parent | 419e172145cf6c51d436a8bf4afcd17511f0ff79 (diff) | |
| download | linux-2cc6ced132f472b2bdb619960a650b9a85cdd34f.tar.xz | |
Merge branch 'pm-cpufreq'
* pm-cpufreq:
cpufreq: don't leave stale policy pointer in cdbs->cur_policy
acpi-cpufreq: Add new sysfs attribute freqdomain_cpus
cpufreq: make sure frequency transitions are serialized
Diffstat (limited to 'Documentation/ABI')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-devices-system-cpu | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-devices-system-cpu b/Documentation/ABI/testing/sysfs-devices-system-cpu index 2447698aed41..468e4d48f884 100644 --- a/Documentation/ABI/testing/sysfs-devices-system-cpu +++ b/Documentation/ABI/testing/sysfs-devices-system-cpu @@ -144,6 +144,21 @@ Description: Discover and change clock speed of CPUs to learn how to control the knobs. +What: /sys/devices/system/cpu/cpu#/cpufreq/freqdomain_cpus +Date: June 2013 +Contact: cpufreq@vger.kernel.org +Description: Discover CPUs in the same CPU frequency coordination domain + + freqdomain_cpus is the list of CPUs (online+offline) that share + the same clock/freq domain (possibly at the hardware level). + That information may be hidden from the cpufreq core and the + value of related_cpus may be different from freqdomain_cpus. This + attribute is useful for user space DVFS controllers to get better + power/performance results for platforms using acpi-cpufreq. + + This file is only present if the acpi-cpufreq driver is in use. + + What: /sys/devices/system/cpu/cpu*/cache/index3/cache_disable_{0,1} Date: August 2008 KernelVersion: 2.6.27 |