79 	struct scatterlist *sg;  member
405 	struct scatterlist *sg;  in blkif_queue_request()  local
454 		nseg = blk_rq_map_sg(req->q, req, info->shadow[id].sg);  in blkif_queue_request()
497 		for_each_sg(info->shadow[id].sg, sg, nseg, i) {  in blkif_queue_request()
498 			fsect = sg->offset >> 9;  in blkif_queue_request()
499 			lsect = fsect + (sg->length >> 9) - 1;  in blkif_queue_request()
525 			gnt_list_entry = get_grant(&gref_head, page_to_pfn(sg_page(sg)), info);  in blkif_queue_request()
534 				BUG_ON(sg->offset + sg->length > PAGE_SIZE);  in blkif_queue_request()
537 				bvec_data = kmap_atomic(sg_page(sg));  in blkif_queue_request()
548 				memcpy(shared_data + sg->offset,  in blkif_queue_request()
549 				       bvec_data   + sg->offset,  in blkif_queue_request()
550 				       sg->length);  in blkif_queue_request()
1024 		kfree(info->shadow[i].sg);  in blkif_free()
1025 		info->shadow[i].sg = NULL;  in blkif_free()
1052 	struct scatterlist *sg;  in blkif_completion()  local
1067 		for_each_sg(s->sg, sg, nseg, i) {  in blkif_completion()
1068 			BUG_ON(sg->offset + sg->length > PAGE_SIZE);  in blkif_completion()
1071 			bvec_data = kmap_atomic(sg_page(sg));  in blkif_completion()
1072 			memcpy(bvec_data   + sg->offset,  in blkif_completion()
1073 			       shared_data + sg->offset,  in blkif_completion()
1074 			       sg->length);  in blkif_completion()
1727 		info->shadow[i].sg = kzalloc(sizeof(info->shadow[i].sg[0]) * segs, GFP_NOIO);  in blkfront_setup_indirect()
1734 			(info->shadow[i].sg == NULL) ||  in blkfront_setup_indirect()
1738 		sg_init_table(info->shadow[i].sg, segs);  in blkfront_setup_indirect()
1748 		kfree(info->shadow[i].sg);  in blkfront_setup_indirect()
1749 		info->shadow[i].sg = NULL;  in blkfront_setup_indirect()