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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2021-08-23 13:48:40 +0200
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2021-08-23 13:48:40 +0200
commit43dde64bb1b45c7e4194f4ae30cf16c37bc317e0 (patch)
tree53141fd10552c1df58e0f580f1a7cd45dbc9ef90 /kernel
parenta87a10961a744fd196570021ab244d8c6298ec31 (diff)
parente5c6b312ce3cc97e90ea159446e6bfa06645364d (diff)
downloadlinux-43dde64bb1b45c7e4194f4ae30cf16c37bc317e0.tar.gz
Merge back cpufreq changes for v5.15.
Diffstat (limited to 'kernel')
-rw-r--r--kernel/sched/cpufreq_schedutil.c16
1 files changed, 11 insertions, 5 deletions
diff --git a/kernel/sched/cpufreq_schedutil.c b/kernel/sched/cpufreq_schedutil.c
index 57124614363d..e7af18857371 100644
--- a/kernel/sched/cpufreq_schedutil.c
+++ b/kernel/sched/cpufreq_schedutil.c
@@ -537,9 +537,17 @@ static struct attribute *sugov_attrs[] = {
 };
 ATTRIBUTE_GROUPS(sugov);
 
+static void sugov_tunables_free(struct kobject *kobj)
+{
+	struct gov_attr_set *attr_set = container_of(kobj, struct gov_attr_set, kobj);
+
+	kfree(to_sugov_tunables(attr_set));
+}
+
 static struct kobj_type sugov_tunables_ktype = {
 	.default_groups = sugov_groups,
 	.sysfs_ops = &governor_sysfs_ops,
+	.release = &sugov_tunables_free,
 };
 
 /********************** cpufreq governor interface *********************/
@@ -639,12 +647,10 @@ static struct sugov_tunables *sugov_tunables_alloc(struct sugov_policy *sg_polic
 	return tunables;
 }
 
-static void sugov_tunables_free(struct sugov_tunables *tunables)
+static void sugov_clear_global_tunables(void)
 {
 	if (!have_governor_per_policy())
 		global_tunables = NULL;
-
-	kfree(tunables);
 }
 
 static int sugov_init(struct cpufreq_policy *policy)
@@ -707,7 +713,7 @@ out:
 fail:
 	kobject_put(&tunables->attr_set.kobj);
 	policy->governor_data = NULL;
-	sugov_tunables_free(tunables);
+	sugov_clear_global_tunables();
 
 stop_kthread:
 	sugov_kthread_stop(sg_policy);
@@ -734,7 +740,7 @@ static void sugov_exit(struct cpufreq_policy *policy)
 	count = gov_attr_set_put(&tunables->attr_set, &sg_policy->tunables_hook);
 	policy->governor_data = NULL;
 	if (!count)
-		sugov_tunables_free(tunables);
+		sugov_clear_global_tunables();
 
 	mutex_unlock(&global_tunables_lock);