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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/scsi
parent3857cd5c7ffd0bcc49bd2b66654af0909c847d02 (diff)
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/scsi')
-rw-r--r--hw/scsi/vhost-scsi.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/hw/scsi/vhost-scsi.c b/hw/scsi/vhost-scsi.c
index 778f43e4c1..3059068175 100644
--- a/hw/scsi/vhost-scsi.c
+++ b/hw/scsi/vhost-scsi.c
@@ -273,6 +273,13 @@ static void vhost_scsi_unrealize(DeviceState *dev)
virtio_scsi_common_unrealize(dev);
}
+static struct vhost_dev *vhost_scsi_get_vhost(VirtIODevice *vdev)
+{
+ VHostSCSI *s = VHOST_SCSI(vdev);
+ VHostSCSICommon *vsc = VHOST_SCSI_COMMON(s);
+ return &vsc->dev;
+}
+
static Property vhost_scsi_properties[] = {
DEFINE_PROP_STRING("vhostfd", VirtIOSCSICommon, conf.vhostfd),
DEFINE_PROP_STRING("wwpn", VirtIOSCSICommon, conf.wwpn),
@@ -307,6 +314,7 @@ static void vhost_scsi_class_init(ObjectClass *klass, void *data)
vdc->get_features = vhost_scsi_common_get_features;
vdc->set_config = vhost_scsi_common_set_config;
vdc->set_status = vhost_scsi_set_status;
+ vdc->get_vhost = vhost_scsi_get_vhost;
fwc->get_dev_path = vhost_scsi_common_get_fw_dev_path;
}