From 05e6b4313755742a179cc2315da5dd58df552f7d Mon Sep 17 00:00:00 2001 From: Sudeep Holla Date: Wed, 16 Nov 2022 07:49:30 +0000 Subject: [PATCH] ACPI: processor: Silence missing prototype warnings Silence the following warnings when built with W=1: | CC drivers/acpi/acpi_processor.c | warning: no previous prototype for 'arch_register_cpu' [-Wmissing-prototypes] | int __weak arch_register_cpu(int cpu) | ^ | CC drivers/acpi/acpi_processor.c | warning: no previous prototype for 'arch_unregister_cpu' [-Wmissing-prototypes] | void __weak arch_unregister_cpu(int cpu) {} | ^ Reported-by: kernel test robot Signed-off-by: Sudeep Holla Signed-off-by: Rafael J. Wysocki --- include/acpi/processor.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/acpi/processor.h b/include/acpi/processor.h index 3f34ebb27525..94181fe9780a 100644 --- a/include/acpi/processor.h +++ b/include/acpi/processor.h @@ -465,4 +465,9 @@ extern int acpi_processor_ffh_lpi_probe(unsigned int cpu); extern int acpi_processor_ffh_lpi_enter(struct acpi_lpi_state *lpi); #endif +#ifdef CONFIG_ACPI_HOTPLUG_CPU +extern int arch_register_cpu(int cpu); +extern void arch_unregister_cpu(int cpu); +#endif + #endif