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[Qemu-devel] [PATCH Part2 07/13] pc-dimm: Add memory hot unplug request
From: |
Tang Chen |
Subject: |
[Qemu-devel] [PATCH Part2 07/13] pc-dimm: Add memory hot unplug request support for pc-dimm. |
Date: |
Mon, 17 Nov 2014 13:03:34 +0800 |
Implement memory unplug request cb for pc-dimm, and call it in
pc_machine_device_unplug_request_cb().
Signed-off-by: Tang Chen <address@hidden>
---
hw/i386/pc.c | 28 ++++++++++++++++++++++++++--
1 file changed, 26 insertions(+), 2 deletions(-)
diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index d5073df..eacf290 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -1608,6 +1608,26 @@ out:
error_propagate(errp, local_err);
}
+static void pc_dimm_unplug_request(HotplugHandler *hotplug_dev,
+ DeviceState *dev, Error **errp)
+{
+ HotplugHandlerClass *hhc;
+ Error *local_err = NULL;
+ PCMachineState *pcms = PC_MACHINE(hotplug_dev);
+
+ if (!pcms->acpi_dev) {
+ error_setg(&local_err,
+ "memory hotplug is not enabled: missing acpi device");
+ goto out;
+ }
+
+ hhc = HOTPLUG_HANDLER_GET_CLASS(pcms->acpi_dev);
+ hhc->unplug_request(HOTPLUG_HANDLER(pcms->acpi_dev), dev, &local_err);
+
+out:
+ error_propagate(errp, local_err);
+}
+
static void pc_cpu_plug(HotplugHandler *hotplug_dev,
DeviceState *dev, Error **errp)
{
@@ -1650,8 +1670,12 @@ static void pc_machine_device_plug_cb(HotplugHandler
*hotplug_dev,
static void pc_machine_device_unplug_request_cb(HotplugHandler *hotplug_dev,
DeviceState *dev, Error **errp)
{
- error_setg(errp, "acpi: device unplug request for not supported device"
- " type: %s", object_get_typename(OBJECT(dev)));
+ if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) {
+ pc_dimm_unplug_request(hotplug_dev, dev, errp);
+ } else {
+ error_setg(errp, "acpi: device unplug request for not supported device"
+ " type: %s", object_get_typename(OBJECT(dev)));
+ }
}
static void pc_machine_device_unplug_cb(HotplugHandler *hotplug_dev,
--
1.8.4.2
- [Qemu-devel] [PATCH Part2 00/13] QEmu memory hot unplug support., Tang Chen, 2014/11/17
- [Qemu-devel] [PATCH Part2 01/13] acpi, mem-hotplug: Use PC_DIMM_SLOT_PROP in acpi_memory_plug_cb()., Tang Chen, 2014/11/17
- [Qemu-devel] [PATCH Part2 02/13] acpi, mem-hotplug: Add acpi_memory_get_slot_status_descriptor() to get MemStatus., Tang Chen, 2014/11/17
- [Qemu-devel] [PATCH Part2 03/13] acpi, mem-hotplug: Add acpi_memory_hotplug_sci() to rise sci for memory hotplug., Tang Chen, 2014/11/17
- [Qemu-devel] [PATCH Part2 04/13] acpi, mem-hotplug: Add unplug request cb for memory device., Tang Chen, 2014/11/17
- [Qemu-devel] [PATCH Part2 05/13] acpi, piix4: Add memory hot unplug request support for piix4., Tang Chen, 2014/11/17
- [Qemu-devel] [PATCH Part2 06/13] acpi, ich9: Add memory hot unplug request support for ich9., Tang Chen, 2014/11/17
- [Qemu-devel] [PATCH Part2 07/13] pc-dimm: Add memory hot unplug request support for pc-dimm.,
Tang Chen <=
- [Qemu-devel] [PATCH Part2 08/13] acpi, mem-hotplug: Add unplug cb for memory device., Tang Chen, 2014/11/17
- [Qemu-devel] [PATCH Part2 09/13] acpi, piix4: Add memory hot unplug support for piix4., Tang Chen, 2014/11/17
- [Qemu-devel] [PATCH Part2 10/13] acpi, ich9: Add memory hot unplug support for ich9., Tang Chen, 2014/11/17
- [Qemu-devel] [PATCH Part2 11/13] pc-dimm: Add memory hot unplug support for pc-dimm., Tang Chen, 2014/11/17
- [Qemu-devel] [PATCH Part2 12/13] acpi: Add hardware implementation for memory hot unplug., Tang Chen, 2014/11/17
- [Qemu-devel] [PATCH Part2 13/13] pc, acpi bios: Add memory hot unplug interface., Tang Chen, 2014/11/17