From: Chen Fan <chen.fan.f...@cn.fujitsu.com>
when vfio-pci device is hot-added as function 0 with aer enabled, check
whether this device support hot bus reset.
Signed-off-by: Chen Fan <chen.fan.f...@cn.fujitsu.com>
Signed-off-by: Dou Liyang <douly.f...@cn.fujitsu.com>
Signed-off-by: Cao jin <caoj.f...@cn.fujitsu.com>
---
hw/vfio/pci.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/hw/vfio/pci.c b/hw/vfio/pci.c
index 8687668..d9236ed 100644
--- a/hw/vfio/pci.c
+++ b/hw/vfio/pci.c
@@ -3248,6 +3248,19 @@ post_reset:
vfio_pci_post_reset(vdev);
}
+static void vfio_pci_is_valid(PCIDevice *dev, Error **errp)
+{
+ VFIOPCIDevice *vdev = DO_UPCAST(VFIOPCIDevice, pdev, dev);
+ Error *err = NULL;
+
+ if (vdev->features & VFIO_FEATURE_ENABLE_AER) {
+ vfio_check_hot_bus_reset(vdev, &err);
+ if (err) {
+ error_propagate(errp, err);
+ }
+ }
+}
+
static void vfio_instance_init(Object *obj)
{
PCIDevice *pci_dev = PCI_DEVICE(obj);
@@ -3309,6 +3322,7 @@ static void vfio_pci_dev_class_init(ObjectClass *klass,
void *data)
set_bit(DEVICE_CATEGORY_MISC, dc->categories);
pdc->realize = vfio_realize;
pdc->exit = vfio_exitfn;
+ pdc->is_valid_func = vfio_pci_is_valid;
pdc->config_read = vfio_pci_read_config;
pdc->config_write = vfio_pci_write_config;
pdc->is_express = 1; /* We might be */
--
1.8.3.1
