diff options
Diffstat (limited to 'drivers/cpufreq/cpufreq_ondemand.c')
| -rw-r--r-- | drivers/cpufreq/cpufreq_ondemand.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c index e8fbf970ff07..c52d19d67557 100644 --- a/drivers/cpufreq/cpufreq_ondemand.c +++ b/drivers/cpufreq/cpufreq_ondemand.c @@ -416,10 +416,13 @@ static struct dbs_governor od_dbs_gov = { static void od_set_powersave_bias(unsigned int powersave_bias) { unsigned int cpu; - cpumask_t done; + cpumask_var_t done; + + if (!alloc_cpumask_var(&done, GFP_KERNEL)) + return; default_powersave_bias = powersave_bias; - cpumask_clear(&done); + cpumask_clear(done); cpus_read_lock(); for_each_online_cpu(cpu) { @@ -428,7 +431,7 @@ static void od_set_powersave_bias(unsigned int powersave_bias) struct dbs_data *dbs_data; struct od_dbs_tuners *od_tuners; - if (cpumask_test_cpu(cpu, &done)) + if (cpumask_test_cpu(cpu, done)) continue; policy = cpufreq_cpu_get_raw(cpu); @@ -439,13 +442,15 @@ static void od_set_powersave_bias(unsigned int powersave_bias) if (!policy_dbs) continue; - cpumask_or(&done, &done, policy->cpus); + cpumask_or(done, done, policy->cpus); dbs_data = policy_dbs->dbs_data; od_tuners = dbs_data->tuners; od_tuners->powersave_bias = default_powersave_bias; } cpus_read_unlock(); + + free_cpumask_var(done); } void od_register_powersave_bias_handler(unsigned int (*f) |