254 	int in, out, out_sgs, in_sgs;  in p9_virtio_request()  local
265 	out_sgs = in_sgs = 0;  in p9_virtio_request()
270 		sgs[out_sgs++] = chan->sg;  in p9_virtio_request()
275 		sgs[out_sgs + in_sgs++] = chan->sg + out;  in p9_virtio_request()
277 	err = virtqueue_add_sgs(chan->vq, sgs, out_sgs, in_sgs, req,  in p9_virtio_request()
391 	int in, out, err, out_sgs, in_sgs;  in p9_virtio_zc_request()  local
441 	out_sgs = in_sgs = 0;  in p9_virtio_zc_request()
448 		sgs[out_sgs++] = chan->sg;  in p9_virtio_zc_request()
451 		sgs[out_sgs++] = chan->sg + out;  in p9_virtio_zc_request()
466 		sgs[out_sgs + in_sgs++] = chan->sg + out;  in p9_virtio_zc_request()
469 		sgs[out_sgs + in_sgs++] = chan->sg + out + in;  in p9_virtio_zc_request()
474 	BUG_ON(out_sgs + in_sgs > ARRAY_SIZE(sgs));  in p9_virtio_zc_request()
475 	err = virtqueue_add_sgs(chan->vq, sgs, out_sgs, in_sgs, req,  in p9_virtio_zc_request()