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authorJonah Palmer <jonah.palmer@oracle.com>2022-04-01 09:23:19 -0400
committerMichael S. Tsirkin <mst@redhat.com>2022-05-16 04:38:40 -0400
commitc255488d67dc0d52052a12e0242bf00dcbe5223f (patch)
tree112aff6a9f3ed155a0e4dbda2ce2eff91a915bc4 /hw/virtio/vhost-vsock-common.c
parent3857cd5c7ffd0bcc49bd2b66654af0909c847d02 (diff)
downloadfocaccia-qemu-c255488d67dc0d52052a12e0242bf00dcbe5223f.tar.gz
focaccia-qemu-c255488d67dc0d52052a12e0242bf00dcbe5223f.zip
virtio: add vhost support for virtio devices
This patch adds a get_vhost() callback function for VirtIODevices that
returns the device's corresponding vhost_dev structure, if the vhost
device is running. This patch also adds a vhost_started flag for
VirtIODevices.

Previously, a VirtIODevice wouldn't be able to tell if its corresponding
vhost device was active or not.

Signed-off-by: Jonah Palmer <jonah.palmer@oracle.com>
Message-Id: <1648819405-25696-3-git-send-email-jonah.palmer@oracle.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/virtio/vhost-vsock-common.c')
-rw-r--r--hw/virtio/vhost-vsock-common.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/hw/virtio/vhost-vsock-common.c b/hw/virtio/vhost-vsock-common.c
index ad5c8ff5d5..7394818e00 100644
--- a/hw/virtio/vhost-vsock-common.c
+++ b/hw/virtio/vhost-vsock-common.c
@@ -258,6 +258,12 @@ void vhost_vsock_common_unrealize(VirtIODevice *vdev)
     virtio_cleanup(vdev);
 }
 
+static struct vhost_dev *vhost_vsock_common_get_vhost(VirtIODevice *vdev)
+{
+    VHostVSockCommon *vvc = VHOST_VSOCK_COMMON(vdev);
+    return &vvc->vhost_dev;
+}
+
 static Property vhost_vsock_common_properties[] = {
     DEFINE_PROP_ON_OFF_AUTO("seqpacket", VHostVSockCommon, seqpacket,
                             ON_OFF_AUTO_AUTO),
@@ -273,6 +279,7 @@ static void vhost_vsock_common_class_init(ObjectClass *klass, void *data)
     set_bit(DEVICE_CATEGORY_MISC, dc->categories);
     vdc->guest_notifier_mask = vhost_vsock_common_guest_notifier_mask;
     vdc->guest_notifier_pending = vhost_vsock_common_guest_notifier_pending;
+    vdc->get_vhost = vhost_vsock_common_get_vhost;
 }
 
 static const TypeInfo vhost_vsock_common_info = {