diff options
| author | Igor Mammedov <imammedo@redhat.com> | 2014-12-19 11:46:57 +0000 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2015-01-26 20:25:52 +0200 |
| commit | 6d4e4cb9985e24557abcf3932a0e7f8f6ab3c1d2 (patch) | |
| tree | a9808951ca5f4fee41d78d623c6c4945709ef057 /hw/i386 | |
| parent | 27fb9688f9162515901ebf29e3879788fd326ea7 (diff) | |
pc: acpi: fix WindowsXP BSOD when memory hotplug is enabled
ACPI parser in XP considers PNP0A06 devices of CPU and
memory hotplug as duplicates. Adding unique _UID
to CPU hotplug device fixes BSOD.
Cc: qemu-stable@nongnu.org
Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/i386')
| -rw-r--r-- | hw/i386/acpi-dsdt-cpu-hotplug.dsl | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/hw/i386/acpi-dsdt-cpu-hotplug.dsl b/hw/i386/acpi-dsdt-cpu-hotplug.dsl index 34aab5af43..268d870990 100644 --- a/hw/i386/acpi-dsdt-cpu-hotplug.dsl +++ b/hw/i386/acpi-dsdt-cpu-hotplug.dsl @@ -94,6 +94,7 @@ Scope(\_SB) { Device(CPU_HOTPLUG_RESOURCE_DEVICE) { Name(_HID, EisaId("PNP0A06")) + Name(_UID, "CPU hotplug resources") Name(_CRS, ResourceTemplate() { IO(Decode16, CPU_STATUS_BASE, CPU_STATUS_BASE, 0, CPU_STATUS_LEN) |