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path: root/drivers/acpi/acpi_processor.c
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Diffstat (limited to 'drivers/acpi/acpi_processor.c')
-rw-r--r--drivers/acpi/acpi_processor.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c
index 985b8a831..6979186db 100644
--- a/drivers/acpi/acpi_processor.c
+++ b/drivers/acpi/acpi_processor.c
@@ -164,6 +164,24 @@ static int acpi_processor_errata(void)
-------------------------------------------------------------------------- */
#ifdef CONFIG_ACPI_HOTPLUG_CPU
+int __weak acpi_map_cpu(acpi_handle handle,
+ phys_cpuid_t physid, int *pcpu)
+{
+ return -ENODEV;
+}
+
+int __weak acpi_unmap_cpu(int cpu)
+{
+ return -ENODEV;
+}
+
+int __weak arch_register_cpu(int cpu)
+{
+ return -ENODEV;
+}
+
+void __weak arch_unregister_cpu(int cpu) {}
+
static int acpi_processor_hotadd_init(struct acpi_processor *pr)
{
unsigned long long sta;