114 	u16 last_used_idx;  member
674 	return vq->last_used_idx != virtio16_to_cpu(vq->vq.vdev,  in more_used_split()
703 	last_used = (vq->last_used_idx & (vq->split.vring.num - 1));  in virtqueue_get_buf_ctx_split()
721 	vq->last_used_idx++;  in virtqueue_get_buf_ctx_split()
728 				cpu_to_virtio16(_vq->vdev, vq->last_used_idx));  in virtqueue_get_buf_ctx_split()
752 	u16 last_used_idx;  in virtqueue_enable_cb_prepare_split()  local
769 			last_used_idx = vq->last_used_idx);  in virtqueue_enable_cb_prepare_split()
771 	return last_used_idx;  in virtqueue_enable_cb_prepare_split()
774 static bool virtqueue_poll_split(struct virtqueue *_vq, unsigned last_used_idx)  in virtqueue_poll_split()  argument
778 	return (u16)last_used_idx != virtio16_to_cpu(_vq->vdev,  in virtqueue_poll_split()
802 	bufs = (u16)(vq->split.avail_idx_shadow - vq->last_used_idx) * 3 / 4;  in virtqueue_enable_cb_delayed_split()
806 			cpu_to_virtio16(_vq->vdev, vq->last_used_idx + bufs));  in virtqueue_enable_cb_delayed_split()
809 					- vq->last_used_idx) > bufs)) {  in virtqueue_enable_cb_delayed_split()
1352 	return is_used_desc_packed(vq, vq->last_used_idx,  in more_used_packed()
1380 	last_used = vq->last_used_idx;  in virtqueue_get_buf_ctx_packed()
1397 	vq->last_used_idx += vq->packed.desc_state[id].num;  in virtqueue_get_buf_ctx_packed()
1398 	if (unlikely(vq->last_used_idx >= vq->packed.vring.num)) {  in virtqueue_get_buf_ctx_packed()
1399 		vq->last_used_idx -= vq->packed.vring.num;  in virtqueue_get_buf_ctx_packed()
1411 				cpu_to_le16(vq->last_used_idx |  in virtqueue_get_buf_ctx_packed()
1445 			cpu_to_le16(vq->last_used_idx |  in virtqueue_enable_cb_prepare_packed()
1464 	return vq->last_used_idx | ((u16)vq->packed.used_wrap_counter <<  in virtqueue_enable_cb_prepare_packed()
1498 		used_idx = vq->last_used_idx + bufs;  in virtqueue_enable_cb_delayed_packed()
1529 				vq->last_used_idx,  in virtqueue_enable_cb_delayed_packed()
1617 	vq->last_used_idx = 0;  in vring_create_virtqueue_packed()
1969 bool virtqueue_poll(struct virtqueue *_vq, unsigned last_used_idx)  in virtqueue_poll()  argument
1977 	return vq->packed_ring ? virtqueue_poll_packed(_vq, last_used_idx) :  in virtqueue_poll()
1978 				 virtqueue_poll_split(_vq, last_used_idx);  in virtqueue_poll()
1995 	unsigned last_used_idx = virtqueue_enable_cb_prepare(_vq);  in virtqueue_enable_cb()  local
1997 	return !virtqueue_poll(_vq, last_used_idx);  in virtqueue_enable_cb()
2095 	vq->last_used_idx = 0;  in __vring_new_virtqueue()