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pci: mark devices partially unplugged

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Only the guest unplug request was triggered. This is needed for
the failover feature. In case of a failed migration we need to
plug the device back to the guest.

Signed-off-by: Jens Freimann <jfreimann@redhat.com>
Message-Id: <20191029114905.6856-4-jfreimann@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Jens Freimann 2019-10-29 12:48:57 +01:00 committed by Michael S. Tsirkin
parent 4f5b6a05a4
commit a99c4da9fc
2 changed files with 4 additions and 0 deletions
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3
hw/pci/pcie.c
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@ -456,6 +456,9 @@ static void pcie_unplug_device(PCIBus *bus, PCIDevice *dev, void *opaque)
{
HotplugHandler *hotplug_ctrl = qdev_get_hotplug_handler(DEVICE(dev));
if (dev->partially_hotplugged) {
return;
}
hotplug_handler_unplug(hotplug_ctrl, DEVICE(dev), &error_abort);
object_unparent(OBJECT(dev));
}

1
include/hw/pci/pci.h
View File

@ -265,6 +265,7 @@ typedef struct PCIReqIDCache PCIReqIDCache;
struct PCIDevice {
DeviceState qdev;
bool partially_hotplugged;
/* PCI config space */
uint8_t *config;