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authorJames Morse <james.morse@arm.com>2023-09-14 15:07:39 +0100
committerRussell King (Oracle) <rmk+kernel@armlinux.org.uk>2023-10-23 20:27:20 +0100
commit50e05913b2c14f2c2dfce3ce1d17f7f798912f13 (patch)
tree9dd58ca29997b82ef71294dec2f3fdaa0883bd95
parentecaa1a978070607843bc7cbad8f174c874e321a4 (diff)
ACPI: processor: Only call arch_unregister_cpu() if HOTPLUG_CPU is selectedaarch64/hotplug-vcpu/v6.6-rc6
The kbuild robot points out that configurations without HOTPLUG_CPU selected can try to build acpi_processor_post_eject() withuot success as arch_unregister_cpu() is not defined. Check this explicitly. This will be merged into: | ACPI: Add post_eject to struct acpi_scan_handler for cpu hotplug for any subsequent posting. Reported-by: kbuild test robot <lkp@intel.com> Signed-off-by: James Morse <james.morse@arm.com>
-rw-r--r--drivers/acpi/acpi_processor.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c
index 539412ff59a1..5bb207a7a1dd 100644
--- a/drivers/acpi/acpi_processor.c
+++ b/drivers/acpi/acpi_processor.c
@@ -549,7 +549,7 @@ static void acpi_processor_post_eject(struct acpi_device *device)
unsigned long long sta;
acpi_status status;
- if (!device)
+ if (!IS_ENABLED(CONFIG_HOTPLUG_CPU) || !device)
return;
pr = acpi_driver_data(device);