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[RFC,V2,04/16] ACPI: Make map_mat_entry handle x2apic entry

Message ID 1402982995-13747-5-git-send-email-jiang.liu@linux.intel.com
State Not Applicable
Headers show

Commit Message

Jiang Liu June 17, 2014, 5:29 a.m. UTC 
From: Yinghai Lu <yinghai@kernel.org>

Now we have map_madt_entry/MADT to handle x2apic, but does not do
that with map_mat_entry _MAT.

For hotplug on system with x2apic only support, we need to add
support for x2apic map in _MAT.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
---
 drivers/acpi/processor_core.c |    2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c
index 71e2065639a6..c8a991e9d257 100644
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -133,6 +133,8 @@  static int map_mat_entry(acpi_handle handle, int type, u32 acpi_id)
 	header = (struct acpi_subtable_header *)obj->buffer.pointer;
 	if (header->type == ACPI_MADT_TYPE_LOCAL_APIC) {
 		map_lapic_id(header, acpi_id, &apic_id);
+	} else if (header->type == ACPI_MADT_TYPE_LOCAL_X2APIC) {
+		map_x2apic_id(header, type, acpi_id, &apic_id);
 	} else if (header->type == ACPI_MADT_TYPE_LOCAL_SAPIC) {
 		map_lsapic_id(header, type, acpi_id, &apic_id);
 	}