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-rw-r--r--arch/x86/kernel/acpi/boot.c2
-rw-r--r--drivers/acpi/acpi_processor.c5
-rw-r--r--drivers/acpi/bus.c1
-rw-r--r--drivers/acpi/processor_core.c73
-rw-r--r--include/linux/acpi.h3
5 files changed, 1 insertions, 83 deletions
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index ae32838cac5f..f6b0e87d2388 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -710,7 +710,7 @@ static void __init acpi_set_irq_model_ioapic(void)
#ifdef CONFIG_ACPI_HOTPLUG_CPU
#include <acpi/processor.h>
-int acpi_map_cpu2node(acpi_handle handle, int cpu, int physid)
+static int acpi_map_cpu2node(acpi_handle handle, int cpu, int physid)
{
#ifdef CONFIG_ACPI_NUMA
int nid;
diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c
index 4467a8089ab8..5d208a99d0c9 100644
--- a/drivers/acpi/acpi_processor.c
+++ b/drivers/acpi/acpi_processor.c
@@ -182,11 +182,6 @@ int __weak arch_register_cpu(int cpu)
void __weak arch_unregister_cpu(int cpu) {}
-int __weak acpi_map_cpu2node(acpi_handle handle, int cpu, int physid)
-{
- return -ENODEV;
-}
-
static int acpi_processor_hotadd_init(struct acpi_processor *pr)
{
unsigned long long sta;
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index 80cb5eb75b63..34fbe027e73a 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -1249,7 +1249,6 @@ static int __init acpi_init(void)
acpi_wakeup_device_init();
acpi_debugger_init();
acpi_setup_sb_notify_handler();
- acpi_set_processor_mapping();
return 0;
}
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c
index 611a5585a902..a84386204659 100644
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -278,79 +278,6 @@ int acpi_get_cpuid(acpi_handle handle, int type, u32 acpi_id)
}
EXPORT_SYMBOL_GPL(acpi_get_cpuid);
-#ifdef CONFIG_ACPI_HOTPLUG_CPU
-static bool __init
-map_processor(acpi_handle handle, phys_cpuid_t *phys_id, int *cpuid)
-{
- int type, id;
- u32 acpi_id;
- acpi_status status;
- acpi_object_type acpi_type;
- unsigned long long tmp;
- union acpi_object object = { 0 };
- struct acpi_buffer buffer = { sizeof(union acpi_object), &object };
-
- status = acpi_get_type(handle, &acpi_type);
- if (ACPI_FAILURE(status))
- return false;
-
- switch (acpi_type) {
- case ACPI_TYPE_PROCESSOR:
- status = acpi_evaluate_object(handle, NULL, NULL, &buffer);
- if (ACPI_FAILURE(status))
- return false;
- acpi_id = object.processor.proc_id;
-
- /* validate the acpi_id */
- if(acpi_processor_validate_proc_id(acpi_id))
- return false;
- break;
- case ACPI_TYPE_DEVICE:
- status = acpi_evaluate_integer(handle, "_UID", NULL, &tmp);
- if (ACPI_FAILURE(status))
- return false;
- acpi_id = tmp;
- break;
- default:
- return false;
- }
-
- type = (acpi_type == ACPI_TYPE_DEVICE) ? 1 : 0;
-
- *phys_id = __acpi_get_phys_id(handle, type, acpi_id, false);
- id = acpi_map_cpuid(*phys_id, acpi_id);
-
- if (id < 0)
- return false;
- *cpuid = id;
- return true;
-}
-
-static acpi_status __init
-set_processor_node_mapping(acpi_handle handle, u32 lvl, void *context,
- void **rv)
-{
- phys_cpuid_t phys_id;
- int cpu_id;
-
- if (!map_processor(handle, &phys_id, &cpu_id))
- return AE_ERROR;
-
- acpi_map_cpu2node(handle, cpu_id, phys_id);
- return AE_OK;
-}
-
-void __init acpi_set_processor_mapping(void)
-{
- /* Set persistent cpu <-> node mapping for all processors. */
- acpi_walk_namespace(ACPI_TYPE_PROCESSOR, ACPI_ROOT_OBJECT,
- ACPI_UINT32_MAX, set_processor_node_mapping,
- NULL, NULL, NULL);
-}
-#else
-void __init acpi_set_processor_mapping(void) {}
-#endif /* CONFIG_ACPI_HOTPLUG_CPU */
-
#ifdef CONFIG_ACPI_HOTPLUG_IOAPIC
static int get_ioapic_id(struct acpi_subtable_header *entry, u32 gsi_base,
u64 *phys_addr, int *ioapic_id)
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 673acda012af..63a7519b00cc 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -294,11 +294,8 @@ bool acpi_processor_validate_proc_id(int proc_id);
int acpi_map_cpu(acpi_handle handle, phys_cpuid_t physid, u32 acpi_id,
int *pcpu);
int acpi_unmap_cpu(int cpu);
-int acpi_map_cpu2node(acpi_handle handle, int cpu, int physid);
#endif /* CONFIG_ACPI_HOTPLUG_CPU */
-void acpi_set_processor_mapping(void);
-
#ifdef CONFIG_ACPI_HOTPLUG_IOAPIC
int acpi_get_ioapic_id(acpi_handle handle, u32 gsi_base, u64 *phys_addr);
#endif