cpufreq: stats: drop 'cpu' field of struct cpufreq_stats

'cpu' field of struct cpufreq_stats isn't used anymore and so can be dropped.
This change makes cpufreq_stats_update_policy_cpu() empty and so that is removed
as well.

Reviewed-by: Prarit Bhargava <prarit@redhat.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c
index cdc5233cf0c4dde0f2c1377b68105f70f6e401cc..e1fe0a94563964edbae4d103efcf66c3dc2543f2 100644 (file)
--- a/drivers/cpufreq/cpufreq_stats.c
+++ b/drivers/cpufreq/cpufreq_stats.c
@@ -18,7 +18,6 @@
 static spinlock_t cpufreq_stats_lock;
 
 struct cpufreq_stats {
-       unsigned int cpu;
        unsigned int total_trans;
        unsigned long long last_time;
        unsigned int max_state;
@@ -187,7 +186,6 @@ static int __cpufreq_stats_create_table(struct cpufreq_policy *policy)
        if (ret)
                goto error_out;
 
-       stats->cpu = cpu;
        policy->stats = stats;
 
        cpufreq_for_each_valid_entry(pos, table)
@@ -244,22 +242,12 @@ static void cpufreq_stats_create_table(unsigned int cpu)
        cpufreq_cpu_put(policy);
 }
 
-static void cpufreq_stats_update_policy_cpu(struct cpufreq_policy *policy)
-{
-       policy->stats->cpu = policy->cpu;
-}
-
 static int cpufreq_stat_notifier_policy(struct notifier_block *nb,
                unsigned long val, void *data)
 {
        int ret = 0;
        struct cpufreq_policy *policy = data;
 
-       if (val == CPUFREQ_UPDATE_POLICY_CPU) {
-               cpufreq_stats_update_policy_cpu(policy);
-               return 0;
-       }
-
        if (val == CPUFREQ_CREATE_POLICY)
                ret = __cpufreq_stats_create_table(policy);
        else if (val == CPUFREQ_REMOVE_POLICY)