209 					  unsigned int total_sg)  in virtqueue_use_indirect()  argument
217 	return (vq->indirect && total_sg > 1 && vq->vq.num_free);  in virtqueue_use_indirect()
427 					       unsigned int total_sg,  in alloc_indirect_split()  argument
440 	desc = kmalloc_array(total_sg, sizeof(struct vring_desc), gfp);  in alloc_indirect_split()
444 	for (i = 0; i < total_sg; i++)  in alloc_indirect_split()
480 				      unsigned int total_sg,  in virtqueue_add_split()  argument
506 	BUG_ON(total_sg == 0);  in virtqueue_add_split()
510 	if (virtqueue_use_indirect(_vq, total_sg))  in virtqueue_add_split()
511 		desc = alloc_indirect_split(_vq, total_sg, gfp);  in virtqueue_add_split()
514 		WARN_ON_ONCE(total_sg > vq->split.vring.num && !vq->indirect);  in virtqueue_add_split()
527 		descs_used = total_sg;  in virtqueue_add_split()
585 			vq, desc, total_sg * sizeof(struct vring_desc),  in virtqueue_add_split()
592 					 total_sg * sizeof(struct vring_desc),  in virtqueue_add_split()
644 	for (n = 0; n < total_sg; n++) {  in virtqueue_add_split()
1035 static struct vring_packed_desc *alloc_indirect_packed(unsigned int total_sg,  in alloc_indirect_packed()  argument
1047 	desc = kmalloc_array(total_sg, sizeof(struct vring_packed_desc), gfp);  in alloc_indirect_packed()
1054 				       unsigned int total_sg,  in virtqueue_add_indirect_packed()  argument
1067 	desc = alloc_indirect_packed(total_sg, gfp);  in virtqueue_add_indirect_packed()
1097 			total_sg * sizeof(struct vring_packed_desc),  in virtqueue_add_indirect_packed()
1103 	vq->packed.vring.desc[head].len = cpu_to_le32(total_sg *  in virtqueue_add_indirect_packed()
1109 		vq->packed.desc_extra[id].len = total_sg *  in virtqueue_add_indirect_packed()
1166 				       unsigned int total_sg,  in virtqueue_add_packed()  argument
1192 	BUG_ON(total_sg == 0);  in virtqueue_add_packed()
1194 	if (virtqueue_use_indirect(_vq, total_sg))  in virtqueue_add_packed()
1195 		return virtqueue_add_indirect_packed(vq, sgs, total_sg,  in virtqueue_add_packed()
1201 	WARN_ON_ONCE(total_sg > vq->packed.vring.num && !vq->indirect);  in virtqueue_add_packed()
1205 	descs_used = total_sg;  in virtqueue_add_packed()
1227 				    (++c == total_sg ? 0 : VRING_DESC_F_NEXT) |  in virtqueue_add_packed()
1293 	for (n = 0; n < total_sg; n++) {  in virtqueue_add_packed()
1785 				unsigned int total_sg,  in virtqueue_add()  argument
1794 	return vq->packed_ring ? virtqueue_add_packed(_vq, sgs, total_sg,  in virtqueue_add()
1796 				 virtqueue_add_split(_vq, sgs, total_sg,  in virtqueue_add()
1821 	unsigned int i, total_sg = 0;  in virtqueue_add_sgs()  local
1828 			total_sg++;  in virtqueue_add_sgs()
1830 	return virtqueue_add(_vq, sgs, total_sg, out_sgs, in_sgs,  in virtqueue_add_sgs()