linux-kernel - [PATCH 14/14] sched: cpufreq: Modularize schedutil

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Message-Id: <20200507181012.29791-15-qperret@google.com>
Date:   Thu,  7 May 2020 19:10:12 +0100
From:   Quentin Perret <qperret@...gle.com>
To:     linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org
Cc:     tglx@...utronix.de, mingo@...hat.com, bp@...en8.de, x86@...nel.org,
        hpa@...or.com, sudeep.holla@....com, gregkh@...uxfoundation.org,
        rafael@...nel.org, viresh.kumar@...aro.org, peterz@...radead.org,
        juri.lelli@...hat.com, vincent.guittot@...aro.org,
        dietmar.eggemann@....com, rostedt@...dmis.org, bsegall@...gle.com,
        mgorman@...e.de, mcgrof@...nel.org, keescook@...omium.org,
        yzaikin@...gle.com, fweisbec@...il.com, tkjos@...gle.com,
        kernel-team@...roid.com, qperret@...gle.com
Subject: [PATCH 14/14] sched: cpufreq: Modularize schedutil

Now that all requirements to modularize schedutil are met, make the
Kconfig option tristate and add the missing MODULE_*() declarations in
cpufreq_schedutil.c.

Signed-off-by: Quentin Perret <qperret@...gle.com>
---
 drivers/cpufreq/Kconfig          |  2 +-
 kernel/sched/cpufreq_schedutil.c | 15 ++++++++++-----
 2 files changed, 11 insertions(+), 6 deletions(-)

diff --git a/drivers/cpufreq/Kconfig b/drivers/cpufreq/Kconfig
index c3e6bd59e920..49942f422a57 100644
--- a/drivers/cpufreq/Kconfig
+++ b/drivers/cpufreq/Kconfig
@@ -185,7 +185,7 @@ config CPU_FREQ_GOV_CONSERVATIVE
 	  If in doubt, say N.
 
 config CPU_FREQ_GOV_SCHEDUTIL
-	bool "'schedutil' cpufreq policy governor"
+	tristate "'schedutil' cpufreq policy governor"
 	depends on CPU_FREQ && SMP
 	select CPU_FREQ_GOV_ATTR_SET
 	select IRQ_WORK
diff --git a/kernel/sched/cpufreq_schedutil.c b/kernel/sched/cpufreq_schedutil.c
index aeb04cc5b740..ea2778422efd 100644
--- a/kernel/sched/cpufreq_schedutil.c
+++ b/kernel/sched/cpufreq_schedutil.c
@@ -786,15 +786,20 @@ struct cpufreq_governor schedutil_gov = {
 #endif /* CONFIG_ENERGY_MODEL */
 };
 
+static int __init sugov_register(void)
+{
+	return cpufreq_register_governor(&schedutil_gov);
+}
+
 #ifdef CONFIG_CPU_FREQ_DEFAULT_GOV_SCHEDUTIL
 struct cpufreq_governor *cpufreq_default_governor(void)
 {
 	return &schedutil_gov;
 }
+core_initcall(sugov_register);
+#else
+module_init(sugov_register);
 #endif
 
-static int __init sugov_register(void)
-{
-	return cpufreq_register_governor(&schedutil_gov);
-}
-core_initcall(sugov_register);
+MODULE_LICENSE("GPL v2");
+MODULE_DESCRIPTION("Schedutil CPUFreq Governor");
-- 
2.26.2.526.g744177e7f7-goog