[PULL,v4,33/83] vhost: expose vhost_virtqueue_start()

Commit Message

Michael S. Tsirkin Nov. 7, 2022, 10:50 p.m. UTC

From: Kangjie Xu <[e-mail]>

Expose vhost_virtqueue_start(), we need to use it when restarting a
virtqueue.

Signed-off-by: Kangjie Xu <[e-mail]>
Signed-off-by: Xuan Zhuo <[e-mail]>
Acked-by: Jason Wang <[e-mail]>
Message-Id: <[e-mail]>
Reviewed-by: Michael S. Tsirkin <[e-mail]>
Signed-off-by: Michael S. Tsirkin <[e-mail]>
---
 include/hw/virtio/vhost.h | 3 +++
 hw/virtio/vhost.c         | 8 ++++----
 2 files changed, 7 insertions(+), 4 deletions(-)

Patch

diff --git a/include/hw/virtio/vhost.h b/include/hw/virtio/vhost.h
index d7eb557885..0054a695dc 100644
--- a/include/hw/virtio/vhost.h
+++ b/include/hw/virtio/vhost.h
@@ -297,6 +297,9 @@  int vhost_net_set_backend(struct vhost_dev *hdev,
 
 int vhost_device_iotlb_miss(struct vhost_dev *dev, uint64_t iova, int write);
 
+int vhost_virtqueue_start(struct vhost_dev *dev, struct VirtIODevice *vdev,
+                          struct vhost_virtqueue *vq, unsigned idx);
+
 void vhost_dev_reset_inflight(struct vhost_inflight *inflight);
 void vhost_dev_free_inflight(struct vhost_inflight *inflight);
 void vhost_dev_save_inflight(struct vhost_inflight *inflight, QEMUFile *f);
diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c
index 5185c15295..788d0a0679 100644
--- a/hw/virtio/vhost.c
+++ b/hw/virtio/vhost.c
@@ -1081,10 +1081,10 @@  out:
     return ret;
 }
 
-static int vhost_virtqueue_start(struct vhost_dev *dev,
-                                struct VirtIODevice *vdev,
-                                struct vhost_virtqueue *vq,
-                                unsigned idx)
+int vhost_virtqueue_start(struct vhost_dev *dev,
+                          struct VirtIODevice *vdev,
+                          struct vhost_virtqueue *vq,
+                          unsigned idx)
 {
     BusState *qbus = BUS(qdev_get_parent_bus(DEVICE(vdev)));
     VirtioBusState *vbus = VIRTIO_BUS(qbus);