44 	unsigned int sg_elems;  member
172 	BUG_ON(req->nr_phys_segments + 2 > vblk->sg_elems);  in virtio_queue_rq()
551 	sg_init_table(vbr->sg, vblk->sg_elems);  in virtblk_init_request()
572 	u32 v, blk_size, sg_elems, opt_io_size;  in virtblk_probe()  local
591 				   &sg_elems);  in virtblk_probe()
594 	if (err || !sg_elems)  in virtblk_probe()
595 		sg_elems = 1;  in virtblk_probe()
598 	sg_elems += 2;  in virtblk_probe()
606 	vblk->sg_elems = sg_elems;  in virtblk_probe()
636 		sizeof(struct scatterlist) * sg_elems;  in virtblk_probe()
681 	blk_queue_max_segments(q, vblk->sg_elems-2);  in virtblk_probe()