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-rw-r--r--drivers/opp/cpu.c8
-rw-r--r--drivers/opp/of.c4
-rw-r--r--drivers/opp/opp.h2
3 files changed, 9 insertions, 5 deletions
diff --git a/drivers/opp/cpu.c b/drivers/opp/cpu.c
index 0c0910709435..2eb5e2e7ff66 100644
--- a/drivers/opp/cpu.c
+++ b/drivers/opp/cpu.c
@@ -108,7 +108,8 @@ void dev_pm_opp_free_cpufreq_table(struct device *dev,
EXPORT_SYMBOL_GPL(dev_pm_opp_free_cpufreq_table);
#endif /* CONFIG_CPU_FREQ */
-void _dev_pm_opp_cpumask_remove_table(const struct cpumask *cpumask, bool of)
+void _dev_pm_opp_cpumask_remove_table(const struct cpumask *cpumask, bool of,
+ int last_cpu)
{
struct device *cpu_dev;
int cpu;
@@ -116,6 +117,9 @@ void _dev_pm_opp_cpumask_remove_table(const struct cpumask *cpumask, bool of)
WARN_ON(cpumask_empty(cpumask));
for_each_cpu(cpu, cpumask) {
+ if (cpu == last_cpu)
+ break;
+
cpu_dev = get_cpu_device(cpu);
if (!cpu_dev) {
pr_err("%s: failed to get cpu%d device\n", __func__,
@@ -140,7 +144,7 @@ void _dev_pm_opp_cpumask_remove_table(const struct cpumask *cpumask, bool of)
*/
void dev_pm_opp_cpumask_remove_table(const struct cpumask *cpumask)
{
- _dev_pm_opp_cpumask_remove_table(cpumask, false);
+ _dev_pm_opp_cpumask_remove_table(cpumask, false, -1);
}
EXPORT_SYMBOL_GPL(dev_pm_opp_cpumask_remove_table);
diff --git a/drivers/opp/of.c b/drivers/opp/of.c
index 20988c426650..86222586f27b 100644
--- a/drivers/opp/of.c
+++ b/drivers/opp/of.c
@@ -592,7 +592,7 @@ EXPORT_SYMBOL_GPL(dev_pm_opp_of_add_table_indexed);
*/
void dev_pm_opp_of_cpumask_remove_table(const struct cpumask *cpumask)
{
- _dev_pm_opp_cpumask_remove_table(cpumask, true);
+ _dev_pm_opp_cpumask_remove_table(cpumask, true, -1);
}
EXPORT_SYMBOL_GPL(dev_pm_opp_of_cpumask_remove_table);
@@ -627,7 +627,7 @@ int dev_pm_opp_of_cpumask_add_table(const struct cpumask *cpumask)
__func__, cpu, ret);
/* Free all other OPPs */
- dev_pm_opp_of_cpumask_remove_table(cpumask);
+ _dev_pm_opp_cpumask_remove_table(cpumask, true, cpu);
break;
}
}
diff --git a/drivers/opp/opp.h b/drivers/opp/opp.h
index 7c540fd063b2..a9d22aa534c3 100644
--- a/drivers/opp/opp.h
+++ b/drivers/opp/opp.h
@@ -196,7 +196,7 @@ struct dev_pm_opp *_opp_allocate(struct opp_table *opp_table);
void _opp_free(struct dev_pm_opp *opp);
int _opp_add(struct device *dev, struct dev_pm_opp *new_opp, struct opp_table *opp_table, bool rate_not_available);
int _opp_add_v1(struct opp_table *opp_table, struct device *dev, unsigned long freq, long u_volt, bool dynamic);
-void _dev_pm_opp_cpumask_remove_table(const struct cpumask *cpumask, bool of);
+void _dev_pm_opp_cpumask_remove_table(const struct cpumask *cpumask, bool of, int last_cpu);
struct opp_table *_add_opp_table(struct device *dev);
#ifdef CONFIG_OF