aboutsummaryrefslogtreecommitdiff
path: root/drivers/cpufreq/cpufreq_stats.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/cpufreq/cpufreq_stats.c')
-rw-r--r--drivers/cpufreq/cpufreq_stats.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c
index b60a4c26368..faf7c521784 100644
--- a/drivers/cpufreq/cpufreq_stats.c
+++ b/drivers/cpufreq/cpufreq_stats.c
@@ -298,11 +298,13 @@ static int cpufreq_stat_notifier_trans(struct notifier_block *nb,
old_index = stat->last_index;
new_index = freq_table_get_index(stat, freq->new);
- cpufreq_stats_update(freq->cpu);
- if (old_index == new_index)
+ /* We can't do stat->time_in_state[-1]= .. */
+ if (old_index == -1 || new_index == -1)
return 0;
- if (old_index == -1 || new_index == -1)
+ cpufreq_stats_update(freq->cpu);
+
+ if (old_index == new_index)
return 0;
spin_lock(&cpufreq_stats_lock);
@@ -387,6 +389,7 @@ static void __exit cpufreq_stats_exit(void)
unregister_hotcpu_notifier(&cpufreq_stat_cpu_notifier);
for_each_online_cpu(cpu) {
cpufreq_stats_free_table(cpu);
+ cpufreq_stats_free_sysfs(cpu);
}
}