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authorViresh Kumar <viresh.kumar@linaro.org>2013-01-31 02:03:53 +0000
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-02-02 00:01:16 +0100
commit951fc5f45836988c7df1d05c7f4658f331e7a920 (patch)
tree196083ffadd033233faf66e0883c4662409ad569 /include/linux
parent5553f9e26f6f49a93ba732fd222eac6973a4cf35 (diff)
cpufreq: Update Documentation for cpus and related_cpus
Documentation related to cpus and related_cpus is confusing and not very clear. Over that CPUFreq core has seen much changes recently. Lets update documentation and comments for cpus and related_cpus. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/cpufreq.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
index 5fdc6c6e3f8a..753b198750cf 100644
--- a/include/linux/cpufreq.h
+++ b/include/linux/cpufreq.h
@@ -89,8 +89,10 @@ struct cpufreq_real_policy {
};
struct cpufreq_policy {
- cpumask_var_t cpus; /* CPUs requiring sw coordination */
- cpumask_var_t related_cpus; /* CPUs with any coordination */
+ /* CPUs sharing clock, require sw coordination */
+ cpumask_var_t cpus; /* Online CPUs only */
+ cpumask_var_t related_cpus; /* Online + Offline CPUs */
+
unsigned int shared_type; /* ANY or ALL affected CPUs
should set cpufreq */
unsigned int cpu; /* cpu nr of CPU managing this policy */