diff options
| author | Igor Mammedov <imammedo@redhat.com> | 2016-06-14 16:14:02 +0200 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2016-06-24 05:21:26 +0300 |
| commit | 8872c25a26ccc2c2f62903b023212bbc0a4f5d39 (patch) | |
| tree | 05426589c9b1f870cecea5adadd5108cc3ccbbb0 /hw/acpi/piix4.c | |
| parent | d2238cb6781d7bcbbf8ddf4a1f8486838b80c7bb (diff) | |
| download | qemu-8872c25a26ccc2c2f62903b023212bbc0a4f5d39.tar.gz | |
acpi: cpuhp: implement hot-remove parts of CPU hotplug interface
it adds hw registers needed for handling CPU hot-remove and
corresponding AML methods to request and eject a CPU with
necessary hotplug callbacks in pc,piix4,ich9 code.
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/acpi/piix4.c')
| -rw-r--r-- | hw/acpi/piix4.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/hw/acpi/piix4.c b/hw/acpi/piix4.c index 6d24cb535b..8cdc1da9ac 100644 --- a/hw/acpi/piix4.c +++ b/hw/acpi/piix4.c @@ -378,6 +378,9 @@ static void piix4_device_unplug_request_cb(HotplugHandler *hotplug_dev, } else if (object_dynamic_cast(OBJECT(dev), TYPE_PCI_DEVICE)) { acpi_pcihp_device_unplug_cb(hotplug_dev, &s->acpi_pci_hotplug, dev, errp); + } else if (object_dynamic_cast(OBJECT(dev), TYPE_CPU) && + !s->cpu_hotplug_legacy) { + acpi_cpu_unplug_request_cb(hotplug_dev, &s->cpuhp_state, dev, errp); } else { error_setg(errp, "acpi: device unplug request for not supported device" " type: %s", object_get_typename(OBJECT(dev))); @@ -392,6 +395,9 @@ static void piix4_device_unplug_cb(HotplugHandler *hotplug_dev, if (s->acpi_memory_hotplug.is_enabled && object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) { acpi_memory_unplug_cb(&s->acpi_memory_hotplug, dev, errp); + } else if (object_dynamic_cast(OBJECT(dev), TYPE_CPU) && + !s->cpu_hotplug_legacy) { + acpi_cpu_unplug_cb(&s->cpuhp_state, dev, errp); } else { error_setg(errp, "acpi: device unplug for not supported device" " type: %s", object_get_typename(OBJECT(dev))); |