max_grefs 713 drivers/block/xen-blkfront.c int num_sg, max_grefs, num_grant; max_grefs 715 drivers/block/xen-blkfront.c max_grefs = req->nr_phys_segments * GRANTS_PER_PSEG; max_grefs 716 drivers/block/xen-blkfront.c if (max_grefs > BLKIF_MAX_SEGMENTS_PER_REQUEST) max_grefs 721 drivers/block/xen-blkfront.c max_grefs += INDIRECT_GREFS(max_grefs); max_grefs 724 drivers/block/xen-blkfront.c if (rinfo->persistent_gnts_c < max_grefs) { max_grefs 728 drivers/block/xen-blkfront.c max_grefs - rinfo->persistent_gnts_c, max_grefs 734 drivers/block/xen-blkfront.c max_grefs - rinfo->persistent_gnts_c);