ATAPI_MAX_DRAIN  1269 drivers/ata/libata-scsi.c 		buf = kmalloc(ATAPI_MAX_DRAIN, q->bounce_gfp | GFP_KERNEL);
ATAPI_MAX_DRAIN  1275 drivers/ata/libata-scsi.c 		blk_queue_dma_drain(q, atapi_drain_needed, buf, ATAPI_MAX_DRAIN);