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Subject[PATCH v2 1/2] cpufreq: Fix a comment in cpufreq_policy_free
Date
Comment both when CPUFREQ_CREATE_POLICY and CPUFREQ_REMOVE_POLICY
notification are sent.

Signed-off-by: Tang Yizhou <tangyizhou@huawei.com>
---
drivers/cpufreq/cpufreq.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index e338d2f010fe..e76777881739 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -1296,8 +1296,9 @@ static void cpufreq_policy_free(struct cpufreq_policy *policy)

if (policy->max_freq_req) {
/*
- * CPUFREQ_CREATE_POLICY notification is sent only after
- * successfully adding max_freq_req request.
+ * Need to send CPUFREQ_REMOVE_POLICY notification if
+ * max_freq_req request is successfully added.
+ * See also: CPUFREQ_CREATE_POLICY notification.
*/
blocking_notifier_call_chain(&cpufreq_policy_notifier_list,
CPUFREQ_REMOVE_POLICY, policy);
@@ -1429,6 +1430,10 @@ static int cpufreq_online(unsigned int cpu)
goto out_destroy_policy;
}

+ /*
+ * CPUFREQ_CREATE_POLICY notification is sent only after
+ * successfully adding max_freq_req request.
+ */
blocking_notifier_call_chain(&cpufreq_policy_notifier_list,
CPUFREQ_CREATE_POLICY, policy);
}
--
2.17.1
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