[Qemu-devel] [PATCH v2 08/11] acpi/ich9: add cpu hot unplug support

[Zhu Guihua]

From: Gu Zheng <address@hidden>

Signed-off-by: Gu Zheng <address@hidden>
Signed-off-by: Zhu Guihua <address@hidden>
---
 hw/acpi/ich9.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/hw/acpi/ich9.c b/hw/acpi/ich9.c
index b795f8f..a892e5d 100644
--- a/hw/acpi/ich9.c
+++ b/hw/acpi/ich9.c
@@ -316,8 +316,12 @@ void ich9_pm_device_unplug_request_cb(ICH9LPCPMRegs *pm, 
DeviceState *dev,
 void ich9_pm_device_unplug_cb(ICH9LPCPMRegs *pm, DeviceState *dev,
                               Error **errp)
 {
-    error_setg(errp, "acpi: device unplug for not supported device"
-               " type: %s", object_get_typename(OBJECT(dev)));
+    if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) {
+        acpi_cpu_unplug_cb(&pm->acpi_regs, pm->irq, &pm->gpe_cpu, dev, errp);
+    } else {
+        error_setg(errp, "acpi: device unplug for not supported device"
+                   " type: %s", object_get_typename(OBJECT(dev)));
+    }
 }
 
 void ich9_pm_ospm_status(AcpiDeviceIf *adev, ACPIOSTInfoList ***list)
-- 
1.9.3