acpi bug fix

Here is a single last minute fix for 2.0
 
 This changes the HID of the container used to claim
 resources for CPU hotplug.
 As a result, windows XP SP3 no longer brings up
 an annoying "found new hardware" wizard on boot.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

acpi bug fix

Here is a single last minute fix for 2.0

This changes the HID of the container used to claim
resources for CPU hotplug.
As a result, windows XP SP3 no longer brings up
an annoying "found new hardware" wizard on boot.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

# gpg: Signature made Tue 08 Apr 2014 13:23:30 BST using RSA key ID D28D5469
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>"
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>"

* remotes/mst/tags/for_upstream:
  dsdt: tweak ACPI ID for hotplug resource device

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

hw/i386/acpi-dsdt-cpu-hotplug.dsl

@@ -93,7 +93,7 @@ Scope(\_SB) {
     }
 
     Device(CPU_HOTPLUG_RESOURCE_DEVICE) {
-        Name(_HID, "ACPI0004")
+        Name(_HID, EisaId("PNP0A06"))
 
         Name(_CRS, ResourceTemplate() {
             IO(Decode16, CPU_STATUS_BASE, CPU_STATUS_BASE, 0, CPU_STATUS_LEN)