[PATCH v2 09/13] cpufreq: acpi-cpufreq: Mark sometimes used ID structs as __maybe_unused

Lee Jones lee.jones at linaro.org
Wed Jul 15 04:26:30 EDT 2020


Not used when MODULE is not defined.

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

 drivers/cpufreq/acpi-cpufreq.c:1004:36: warning: ‘processor_device_ids’ defined but not used [-Wunused-const-variable=]
 997 | static const struct x86_cpu_id acpi_cpufreq_ids[] = {
 | ^~~~~~~~~~~~~~~~
 drivers/cpufreq/acpi-cpufreq.c:997:32: warning: ‘acpi_cpufreq_ids’ defined but not used [-Wunused-const-variable=]
 619 | static const struct acpi_device_id processor_device_ids[] = {
 | ^~~~~~~~~~~~~~~~~~~~

Cc: Andy Grover <andrew.grover at intel.com>
Cc: Paul Diefenbaugh <paul.s.diefenbaugh at intel.com>
Cc: Dominik Brodowski <linux at brodo.de>
Cc: Denis Sadykov <denis.m.sadykov at intel.com>
Signed-off-by: Lee Jones <lee.jones at linaro.org>
---
 drivers/cpufreq/acpi-cpufreq.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/cpufreq/acpi-cpufreq.c b/drivers/cpufreq/acpi-cpufreq.c
index 6b3d8355c8dea..65bdedcc7f142 100644
--- a/drivers/cpufreq/acpi-cpufreq.c
+++ b/drivers/cpufreq/acpi-cpufreq.c
@@ -993,14 +993,14 @@ MODULE_PARM_DESC(acpi_pstate_strict,
 late_initcall(acpi_cpufreq_init);
 module_exit(acpi_cpufreq_exit);
 
-static const struct x86_cpu_id acpi_cpufreq_ids[] = {
+static const struct x86_cpu_id __maybe_unused acpi_cpufreq_ids[] = {
 	X86_MATCH_FEATURE(X86_FEATURE_ACPI, NULL),
 	X86_MATCH_FEATURE(X86_FEATURE_HW_PSTATE, NULL),
 	{}
 };
 MODULE_DEVICE_TABLE(x86cpu, acpi_cpufreq_ids);
 
-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




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