This is from an earlier message from Christoph Lameter:
processor_core.c currently tries to determine the apicid by special casing
for IA64 and x86. The desired information is readily available via
cpu_physical_id()
on IA64, i386 and x86_64.
Signed-off-by: Christoph Lameter <[email protected]>
Signed-off-by: Mike Travis <[email protected]>
---
drivers/acpi/processor_core.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -420,12 +420,6 @@ static int map_lsapic_id(struct acpi_sub
return 0;
}
-#ifdef CONFIG_IA64
-#define arch_cpu_to_apicid ia64_cpu_to_sapicid
-#else
-#define arch_cpu_to_apicid x86_cpu_to_apicid
-#endif
-
static int map_madt_entry(u32 acpi_id)
{
unsigned long madt_end, entry;
@@ -499,7 +493,7 @@ static int get_cpu_id(acpi_handle handle
return apic_id;
for (i = 0; i < NR_CPUS; ++i) {
- if (arch_cpu_to_apicid[i] == apic_id)
+ if (cpu_physical_id(i) == apic_id)
return i;
}
return -1;
--
-
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