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vhost: expose vhost_virtqueue_start() 

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

Signed-off-by: Kangjie Xu <kangjie.xu@linux.alibaba.com>
Signed-off-by: Xuan Zhuo <xuanzhuo@linux.alibaba.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Message-Id: <20221017092558.111082-8-xuanzhuo@linux.alibaba.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Kangjie Xu 2022-10-17 17:25:50 +08:00 committed by Michael S. Tsirkin
parent d1060e3dc5
commit ff48b62809
2 changed files with 7 additions and 4 deletions
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8
hw/virtio/vhost.c
View File

@ -1081,10 +1081,10 @@ out:
return ret; return ret;
} }
static int vhost_virtqueue_start(struct vhost_dev *dev, int vhost_virtqueue_start(struct vhost_dev *dev,
struct VirtIODevice *vdev, struct VirtIODevice *vdev,
struct vhost_virtqueue *vq, struct vhost_virtqueue *vq,
unsigned idx) unsigned idx)
{ {
BusState *qbus = BUS(qdev_get_parent_bus(DEVICE(vdev))); BusState *qbus = BUS(qdev_get_parent_bus(DEVICE(vdev)));
VirtioBusState *vbus = VIRTIO_BUS(qbus); VirtioBusState *vbus = VIRTIO_BUS(qbus);

3
include/hw/virtio/vhost.h
View File

@ -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_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_reset_inflight(struct vhost_inflight *inflight);
void vhost_dev_free_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); void vhost_dev_save_inflight(struct vhost_inflight *inflight, QEMUFile *f);