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acpi: add hardware implementation for memory hot unplug

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- implements QEMU hardware part of memory hot unplug protocol
  described at "docs/spec/acpi_mem_hotplug.txt"
- handles memory remove notification event
- handles device eject notification

Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Zhu Guihua <zhugh.fnst@cn.fujitsu.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Zhu Guihua 2015-04-27 16:47:21 +08:00 • committed by Michael S. Tsirkin
parent 660e8ec700
commit c06b2ffb02
8 changed files with 61 additions and 5 deletions
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1
include/hw/qdev-core.h
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@ -266,6 +266,7 @@ int qdev_init(DeviceState *dev) QEMU_WARN_UNUSED_RESULT;
void qdev_init_nofail(DeviceState *dev);
void qdev_set_legacy_instance_id(DeviceState *dev, int alias_id,
int required_for_version);
HotplugHandler *qdev_get_hotplug_handler(DeviceState *dev);
void qdev_unplug(DeviceState *dev, Error **errp);
void qdev_simple_device_unplug_cb(HotplugHandler *hotplug_dev,
DeviceState *dev, Error **errp);