321 	vq->avail_idx = 0;  in vhost_vq_reset()
954 	return vhost_put_user(vq, cpu_to_vhost16(vq, vq->avail_idx),  in vhost_put_avail_event()
1629 		vq->avail_idx = vq->last_avail_idx;  in vhost_vring_ioctl()
2207 	__virtio16 avail_idx;  in vhost_get_vq_desc()  local
2214 	if (vq->avail_idx == vq->last_avail_idx) {  in vhost_get_vq_desc()
2215 		if (unlikely(vhost_get_avail_idx(vq, &avail_idx))) {  in vhost_get_vq_desc()
2220 		vq->avail_idx = vhost16_to_cpu(vq, avail_idx);  in vhost_get_vq_desc()
2222 		if (unlikely((u16)(vq->avail_idx - last_avail_idx) > vq->num)) {  in vhost_get_vq_desc()
2224 				last_avail_idx, vq->avail_idx);  in vhost_get_vq_desc()
2231 		if (vq->avail_idx == last_avail_idx)  in vhost_get_vq_desc()
2440 	    unlikely(vq->avail_idx == vq->last_avail_idx))  in vhost_notify()
2498 	__virtio16 avail_idx;  in vhost_vq_avail_empty()  local
2501 	if (vq->avail_idx != vq->last_avail_idx)  in vhost_vq_avail_empty()
2504 	r = vhost_get_avail_idx(vq, &avail_idx);  in vhost_vq_avail_empty()
2507 	vq->avail_idx = vhost16_to_cpu(vq, avail_idx);  in vhost_vq_avail_empty()
2509 	return vq->avail_idx == vq->last_avail_idx;  in vhost_vq_avail_empty()
2516 	__virtio16 avail_idx;  in vhost_enable_notify()  local
2530 		r = vhost_update_avail_event(vq, vq->avail_idx);  in vhost_enable_notify()
2540 	r = vhost_get_avail_idx(vq, &avail_idx);  in vhost_enable_notify()
2547 	return vhost16_to_cpu(vq, avail_idx) != vq->avail_idx;  in vhost_enable_notify()