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virtio: stop ioeventfd on reset

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All calls to virtio_bus_reset are preceded by virtio_bus_stop_ioeventfd,
move the call in virtio_bus_reset: that makes sense and clarifies
that the vdc->reset function is called with ioeventfd already stopped.

Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2022-06-09 08:41:14 +02:00
parent a44bed2f54
commit 9e43a83041
4 changed files with 2 additions and 5 deletions
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1
hw/s390x/virtio-ccw.c
View file

@ -253,7 +253,6 @@ static void virtio_ccw_reset_virtio(VirtioCcwDevice *dev)
{
CcwDevice *ccw_dev = CCW_DEVICE(dev);
virtio_ccw_stop_ioeventfd(dev);
virtio_bus_reset(&dev->bus);
if (dev->indicators) {
release_indicator(&dev->routes.adapter, dev->indicators);

1
hw/virtio/virtio-bus.c
View file

@ -104,6 +104,7 @@ void virtio_bus_reset(VirtioBusState *bus)
VirtIODevice *vdev = virtio_bus_get_device(bus);
DPRINTF("%s: reset device.\n", BUS(bus)->name);
virtio_bus_stop_ioeventfd(bus);
if (vdev != NULL) {
virtio_reset(vdev);
}

4
hw/virtio/virtio-mmio.c
View file

@ -376,8 +376,7 @@ static void virtio_mmio_write(void *opaque, hwaddr offset, uint64_t value,
return;
}
if (value == 0) {
virtio_mmio_stop_ioeventfd(proxy);
virtio_reset(vdev);
virtio_bus_reset(&vdev->bus);
} else {
virtio_queue_set_addr(vdev, vdev->queue_sel,
value << proxy->guest_page_shift);
@ -628,7 +627,6 @@ static void virtio_mmio_reset(DeviceState *d)
VirtIOMMIOProxy *proxy = VIRTIO_MMIO(d);
int i;
virtio_mmio_stop_ioeventfd(proxy);
virtio_bus_reset(&proxy->bus);
proxy->host_features_sel = 0;
proxy->guest_features_sel = 0;

1
hw/virtio/virtio-pci.c
View file

@ -1945,7 +1945,6 @@ static void virtio_pci_reset(DeviceState *qdev)
PCIDevice *dev = PCI_DEVICE(qdev);
int i;
virtio_pci_stop_ioeventfd(proxy);
virtio_bus_reset(bus);
msix_unuse_all_vectors(&proxy->pci_dev);