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authorLinus Torvalds <torvalds@linux-foundation.org>2009-09-18 12:16:57 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-18 12:16:57 -0400
commit714af0693863dfb6f075f4465053976d2d076a21 (patch)
tree4da5efd5b229611cdee6a503dbae090adff3edf0 /Documentation
parenta03fdb7612874834d6847107198712d18b5242c7 (diff)
parentf0adb134d8dc9993a9998dc50845ec4f6ff4fadc (diff)
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/davej/cpufreq
* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/davej/cpufreq: [CPUFREQ] Fix NULL ptr regression in powernow-k8 [CPUFREQ] Create a blacklist for processors that should not load the acpi-cpufreq module. [CPUFREQ] Powernow-k8: Enable more than 2 low P-states [CPUFREQ] remove rwsem lock from CPUFREQ_GOV_STOP call (second call site) [CPUFREQ] ondemand - Use global sysfs dir for tuning settings [CPUFREQ] Introduce global, not per core: /sys/devices/system/cpu/cpufreq [CPUFREQ] Bail out of cpufreq_add_dev if the link for a managed CPU got created [CPUFREQ] Factor out policy setting from cpufreq_add_dev [CPUFREQ] Factor out interface creation from cpufreq_add_dev [CPUFREQ] Factor out symlink creation from cpufreq_add_dev [CPUFREQ] cleanup up -ENOMEM handling in cpufreq_add_dev [CPUFREQ] Reduce scope of cpu_sys_dev in cpufreq_add_dev [CPUFREQ] update Doc for cpuinfo_cur_freq and scaling_cur_freq
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/cpu-freq/user-guide.txt9
1 files changed, 7 insertions, 2 deletions
diff --git a/Documentation/cpu-freq/user-guide.txt b/Documentation/cpu-freq/user-guide.txt
index 5d5f5fadd1c2..2a5b850847c0 100644
--- a/Documentation/cpu-freq/user-guide.txt
+++ b/Documentation/cpu-freq/user-guide.txt
@@ -176,7 +176,9 @@ scaling_governor, and by "echoing" the name of another
176 work on some specific architectures or 176 work on some specific architectures or
177 processors. 177 processors.
178 178
179cpuinfo_cur_freq : Current speed of the CPU, in KHz. 179cpuinfo_cur_freq : Current frequency of the CPU as obtained from
180 the hardware, in KHz. This is the frequency
181 the CPU actually runs at.
180 182
181scaling_available_frequencies : List of available frequencies, in KHz. 183scaling_available_frequencies : List of available frequencies, in KHz.
182 184
@@ -196,7 +198,10 @@ related_cpus : List of CPUs that need some sort of frequency
196 198
197scaling_driver : Hardware driver for cpufreq. 199scaling_driver : Hardware driver for cpufreq.
198 200
199scaling_cur_freq : Current frequency of the CPU, in KHz. 201scaling_cur_freq : Current frequency of the CPU as determined by
202 the governor and cpufreq core, in KHz. This is
203 the frequency the kernel thinks the CPU runs
204 at.
200 205
201If you have selected the "userspace" governor which allows you to 206If you have selected the "userspace" governor which allows you to
202set the CPU operating frequency to a specific value, you can read out 207set the CPU operating frequency to a specific value, you can read out