84 struct vhost_virtqueue {  struct
155   struct vhost_virtqueue *vq;  argument
162 	struct vhost_virtqueue **vqs;
175 void vhost_dev_init(struct vhost_dev *, struct vhost_virtqueue **vqs, int nvqs);
185 bool vhost_vq_access_ok(struct vhost_virtqueue *vq);
188 int vhost_get_vq_desc(struct vhost_virtqueue *,
192 void vhost_discard_vq_desc(struct vhost_virtqueue *, int n);
194 int vhost_vq_init_access(struct vhost_virtqueue *);
195 int vhost_add_used(struct vhost_virtqueue *, unsigned int head, int len);
196 int vhost_add_used_n(struct vhost_virtqueue *, struct vring_used_elem *heads,
198 void vhost_add_used_and_signal(struct vhost_dev *, struct vhost_virtqueue *,
200 void vhost_add_used_and_signal_n(struct vhost_dev *, struct vhost_virtqueue *,
202 void vhost_signal(struct vhost_dev *, struct vhost_virtqueue *);
203 void vhost_disable_notify(struct vhost_dev *, struct vhost_virtqueue *);
204 bool vhost_vq_avail_empty(struct vhost_dev *, struct vhost_virtqueue *);
205 bool vhost_enable_notify(struct vhost_dev *, struct vhost_virtqueue *);
207 int vhost_log_write(struct vhost_virtqueue *vq, struct vhost_log *log,
209 int vq_iotlb_prefetch(struct vhost_virtqueue *vq);
211 struct vhost_msg_node *vhost_new_msg(struct vhost_virtqueue *vq, int type);
240 static inline bool vhost_has_feature(struct vhost_virtqueue *vq, int bit)  in vhost_has_feature()
245 static inline bool vhost_backend_has_feature(struct vhost_virtqueue *vq, int bit)  in vhost_backend_has_feature()
251 static inline bool vhost_is_little_endian(struct vhost_virtqueue *vq)  in vhost_is_little_endian()
256 static inline bool vhost_is_little_endian(struct vhost_virtqueue *vq)  in vhost_is_little_endian()
263 static inline u16 vhost16_to_cpu(struct vhost_virtqueue *vq, __virtio16 val)  in vhost16_to_cpu()
268 static inline __virtio16 cpu_to_vhost16(struct vhost_virtqueue *vq, u16 val)  in cpu_to_vhost16()
273 static inline u32 vhost32_to_cpu(struct vhost_virtqueue *vq, __virtio32 val)  in vhost32_to_cpu()
278 static inline __virtio32 cpu_to_vhost32(struct vhost_virtqueue *vq, u32 val)  in cpu_to_vhost32()
283 static inline u64 vhost64_to_cpu(struct vhost_virtqueue *vq, __virtio64 val)  in vhost64_to_cpu()
288 static inline __virtio64 cpu_to_vhost64(struct vhost_virtqueue *vq, u64 val)  in cpu_to_vhost64()