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authorPaolo Bonzini <pbonzini@redhat.com>2016-10-21 22:48:14 +0200
committerMichael S. Tsirkin <mst@redhat.com>2016-10-30 20:06:21 +0200
commited08a2a0ba165bfa3d520126eed340c803308321 (patch)
treeb84e53daba9e6bc08c8c9c6d5b39070f45bc89d8 /hw/virtio
parente616c2f390634a241f7899ff4c52bed9803103c6 (diff)
virtio: use virtio_bus_set_host_notifier to start/stop ioeventfd
ioeventfd_disabled was the only reason for the default implementation of virtio_device_start_ioeventfd not to use virtio_bus_set_host_notifier. This is now fixed, and the sole entry point to set up ioeventfd can be virtio_bus_set_host_notifier. Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/virtio')
-rw-r--r--hw/virtio/virtio-bus.c4
-rw-r--r--hw/virtio/virtio.c8
2 files changed, 5 insertions, 7 deletions
diff --git a/hw/virtio/virtio-bus.c b/hw/virtio/virtio-bus.c
index b0e45442d9..fd105b80a7 100644
--- a/hw/virtio/virtio-bus.c
+++ b/hw/virtio/virtio-bus.c
@@ -147,8 +147,8 @@ void virtio_bus_set_vdev_config(VirtioBusState *bus, uint8_t *config)
}
}
-int set_host_notifier_internal(DeviceState *proxy, VirtioBusState *bus,
- int n, bool assign)
+static int set_host_notifier_internal(DeviceState *proxy, VirtioBusState *bus,
+ int n, bool assign)
{
VirtIODevice *vdev = virtio_bus_get_device(bus);
VirtioBusClass *k = VIRTIO_BUS_GET_CLASS(bus);
diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c
index 2ece690c56..b738163520 100644
--- a/hw/virtio/virtio.c
+++ b/hw/virtio/virtio.c
@@ -2145,14 +2145,13 @@ static Property virtio_properties[] = {
static int virtio_device_start_ioeventfd_impl(VirtIODevice *vdev)
{
VirtioBusState *qbus = VIRTIO_BUS(qdev_get_parent_bus(DEVICE(vdev)));
- DeviceState *proxy = DEVICE(BUS(qbus)->parent);
int n, r, err;
for (n = 0; n < VIRTIO_QUEUE_MAX; n++) {
if (!virtio_queue_get_num(vdev, n)) {
continue;
}
- r = set_host_notifier_internal(proxy, qbus, n, true);
+ r = virtio_bus_set_host_notifier(qbus, n, true);
if (r < 0) {
err = r;
goto assign_error;
@@ -2176,7 +2175,7 @@ assign_error:
continue;
}
- r = set_host_notifier_internal(proxy, qbus, n, false);
+ r = virtio_bus_set_host_notifier(qbus, n, false);
assert(r >= 0);
}
return err;
@@ -2193,14 +2192,13 @@ int virtio_device_start_ioeventfd(VirtIODevice *vdev)
static void virtio_device_stop_ioeventfd_impl(VirtIODevice *vdev)
{
VirtioBusState *qbus = VIRTIO_BUS(qdev_get_parent_bus(DEVICE(vdev)));
- DeviceState *proxy = DEVICE(BUS(qbus)->parent);
int n, r;
for (n = 0; n < VIRTIO_QUEUE_MAX; n++) {
if (!virtio_queue_get_num(vdev, n)) {
continue;
}
- r = set_host_notifier_internal(proxy, qbus, n, false);
+ r = virtio_bus_set_host_notifier(qbus, n, false);
assert(r >= 0);
}
}