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authorViresh Kumar <viresh.kumar@linaro.org>2013-08-06 19:23:09 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-08-10 03:24:46 +0200
commiteb608521f1e25a8c14295b6d9a3853c3cd8c6cf8 (patch)
treee905b18c7beb3ad5671237c1315df6bf82575891 /drivers/cpufreq
parentcpufreq: Store cpufreq policies in a list (diff)
downloadlinux-eb608521f1e25a8c14295b6d9a3853c3cd8c6cf8.tar.xz
linux-eb608521f1e25a8c14295b6d9a3853c3cd8c6cf8.zip
cpufreq: Use cpufreq_policy_list for iterating over policies
To iterate over all policies we currently iterate over all CPUs and then get the policy for each of them. Let's use the newly created cpufreq_policy_list for this purpose. [rjw: Changelog] Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/cpufreq')
-rw-r--r--drivers/cpufreq/cpufreq.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 75c5bd424d59..37af929746af 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -985,8 +985,8 @@ static int __cpufreq_add_dev(struct device *dev, struct subsys_interface *sif,
struct cpufreq_policy *policy;
unsigned long flags;
#ifdef CONFIG_HOTPLUG_CPU
+ struct cpufreq_policy *tpolicy;
struct cpufreq_governor *gov;
- int sibling;
#endif
if (cpu_is_offline(cpu))
@@ -1006,11 +1006,11 @@ static int __cpufreq_add_dev(struct device *dev, struct subsys_interface *sif,
#ifdef CONFIG_HOTPLUG_CPU
/* Check if this cpu was hot-unplugged earlier and has siblings */
read_lock_irqsave(&cpufreq_driver_lock, flags);
- for_each_online_cpu(sibling) {
- struct cpufreq_policy *cp = per_cpu(cpufreq_cpu_data, sibling);
- if (cp && cpumask_test_cpu(cpu, cp->related_cpus)) {
+ list_for_each_entry(tpolicy, &cpufreq_policy_list, policy_list) {
+ if (cpumask_test_cpu(cpu, tpolicy->related_cpus)) {
read_unlock_irqrestore(&cpufreq_driver_lock, flags);
- return cpufreq_add_policy_cpu(cp, cpu, dev, frozen);
+ return cpufreq_add_policy_cpu(tpolicy, cpu, dev,
+ frozen);
}
}
read_unlock_irqrestore(&cpufreq_driver_lock, flags);