[CPUFREQ] use deferrable delayed work init in conservative governor

[karo-tx-linux.git] / drivers / cpufreq / cpufreq_ondemand.c

diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c
index d2af20dda3827919d218d9dc592aeb8ca0fd8f03..67c9d4f9edc07ccd0d086e3c355cc21918444416 100644 (file)
--- a/drivers/cpufreq/cpufreq_ondemand.c
+++ b/drivers/cpufreq/cpufreq_ondemand.c
@@ -367,7 +367,7 @@ static void dbs_check_cpu(struct cpu_dbs_info_s *this_dbs_info)
 
        /* Get Idle Time */
        idle_ticks = UINT_MAX;
-       for_each_cpu_mask(j, policy->cpus) {
+       for_each_cpu_mask_nr(j, policy->cpus) {
                cputime64_t total_idle_ticks;
                unsigned int tmp_idle_ticks;
                struct cpu_dbs_info_s *j_dbs_info;
@@ -521,7 +521,7 @@ static int cpufreq_governor_dbs(struct cpufreq_policy *policy,
                        return rc;
                }
 
-               for_each_cpu_mask(j, policy->cpus) {
+               for_each_cpu_mask_nr(j, policy->cpus) {
                        struct cpu_dbs_info_s *j_dbs_info;
                        j_dbs_info = &per_cpu(cpu_dbs_info, j);
                        j_dbs_info->cur_policy = policy;
@@ -589,12 +589,18 @@ EXPORT_SYMBOL(cpufreq_gov_ondemand);
 
 static int __init cpufreq_gov_dbs_init(void)
 {
+       int err;
+
        kondemand_wq = create_workqueue("kondemand");
        if (!kondemand_wq) {
                printk(KERN_ERR "Creation of kondemand failed\n");
                return -EFAULT;
        }
-       return cpufreq_register_governor(&cpufreq_gov_ondemand);
+       err = cpufreq_register_governor(&cpufreq_gov_ondemand);
+       if (err)
+               destroy_workqueue(kondemand_wq);
+
+       return err;
 }
 
 static void __exit cpufreq_gov_dbs_exit(void)