linux-kernel - [PATCH v2 11/13] cpufreq: pcc-cpufreq: Mark sometimes used ID structs as __maybe

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Message-Id: <20200715082634.3024816-12-lee.jones@linaro.org>
Date:   Wed, 15 Jul 2020 09:26:32 +0100
From:   Lee Jones <lee.jones@...aro.org>
To:     rjw@...ysocki.net, viresh.kumar@...aro.org
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-pm@...r.kernel.org, Lee Jones <lee.jones@...aro.org>,
        Matthew Garrett <mjg@...hat.com>,
        Nagananda Chumbalkar <nagananda.chumbalkar@...com>
Subject: [PATCH v2 11/13] cpufreq: pcc-cpufreq: Mark sometimes used ID structs as __maybe_unused

Not used when MODULE is not defined.

Fixes the following W=1 kernel build warning(s):

 drivers/cpufreq/pcc-cpufreq.c:619:36: warning: ‘processor_device_ids’ defined but not used [-Wunused-const-variable=]
 619 | static const struct acpi_device_id processor_device_ids[] = {
 | ^~~~~~~~~~~~~~~~~~~~

Cc: Matthew Garrett <mjg@...hat.com>
Cc: Nagananda Chumbalkar <nagananda.chumbalkar@...com>
Signed-off-by: Lee Jones <lee.jones@...aro.org>
---
 drivers/cpufreq/pcc-cpufreq.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/cpufreq/pcc-cpufreq.c b/drivers/cpufreq/pcc-cpufreq.c
index 5789fe7a94bd3..9f3fc7a073d07 100644
--- a/drivers/cpufreq/pcc-cpufreq.c
+++ b/drivers/cpufreq/pcc-cpufreq.c
@@ -616,7 +616,7 @@ static void __exit pcc_cpufreq_exit(void)
 	free_percpu(pcc_cpu_info);
 }
 
-static const struct acpi_device_id processor_device_ids[] = {
+static const struct acpi_device_id __maybe_unused processor_device_ids[] = {
 	{ACPI_PROCESSOR_OBJECT_HID, },
 	{ACPI_PROCESSOR_DEVICE_HID, },
 	{},
-- 
2.25.1