233 					  unsigned int total_sg)  in virtqueue_use_indirect()  argument
239 	return (vq->indirect && total_sg > 1 && vq->vq.num_free);  in virtqueue_use_indirect()
466 					       unsigned int total_sg,  in alloc_indirect_split()  argument
479 	desc = kmalloc_array(total_sg, sizeof(struct vring_desc), gfp);  in alloc_indirect_split()
483 	for (i = 0; i < total_sg; i++)  in alloc_indirect_split()
519 				      unsigned int total_sg,  in virtqueue_add_split()  argument
545 	BUG_ON(total_sg == 0);  in virtqueue_add_split()
549 	if (virtqueue_use_indirect(vq, total_sg))  in virtqueue_add_split()
550 		desc = alloc_indirect_split(_vq, total_sg, gfp);  in virtqueue_add_split()
553 		WARN_ON_ONCE(total_sg > vq->split.vring.num && !vq->indirect);  in virtqueue_add_split()
566 		descs_used = total_sg;  in virtqueue_add_split()
624 			vq, desc, total_sg * sizeof(struct vring_desc),  in virtqueue_add_split()
631 					 total_sg * sizeof(struct vring_desc),  in virtqueue_add_split()
683 	for (n = 0; n < total_sg; n++) {  in virtqueue_add_split()
1213 static struct vring_packed_desc *alloc_indirect_packed(unsigned int total_sg,  in alloc_indirect_packed()  argument
1225 	desc = kmalloc_array(total_sg, sizeof(struct vring_packed_desc), gfp);  in alloc_indirect_packed()
1232 					 unsigned int total_sg,  in virtqueue_add_indirect_packed()  argument
1245 	desc = alloc_indirect_packed(total_sg, gfp);  in virtqueue_add_indirect_packed()
1277 			total_sg * sizeof(struct vring_packed_desc),  in virtqueue_add_indirect_packed()
1283 	vq->packed.vring.desc[head].len = cpu_to_le32(total_sg *  in virtqueue_add_indirect_packed()
1289 		vq->packed.desc_extra[id].len = total_sg *  in virtqueue_add_indirect_packed()
1346 				       unsigned int total_sg,  in virtqueue_add_packed()  argument
1373 	BUG_ON(total_sg == 0);  in virtqueue_add_packed()
1375 	if (virtqueue_use_indirect(vq, total_sg)) {  in virtqueue_add_packed()
1376 		err = virtqueue_add_indirect_packed(vq, sgs, total_sg, out_sgs,  in virtqueue_add_packed()
1389 	WARN_ON_ONCE(total_sg > vq->packed.vring.num && !vq->indirect);  in virtqueue_add_packed()
1393 	descs_used = total_sg;  in virtqueue_add_packed()
1415 				    (++c == total_sg ? 0 : VRING_DESC_F_NEXT) |  in virtqueue_add_packed()
1481 	for (n = 0; n < total_sg; n++) {  in virtqueue_add_packed()
2085 				unsigned int total_sg,  in virtqueue_add()  argument
2094 	return vq->packed_ring ? virtqueue_add_packed(_vq, sgs, total_sg,  in virtqueue_add()
2096 				 virtqueue_add_split(_vq, sgs, total_sg,  in virtqueue_add()
2121 	unsigned int i, total_sg = 0;  in virtqueue_add_sgs()  local
2128 			total_sg++;  in virtqueue_add_sgs()
2130 	return virtqueue_add(_vq, sgs, total_sg, out_sgs, in_sgs,  in virtqueue_add_sgs()