loop_lookup      2161 drivers/block/loop.c 	err = loop_lookup(&lo, MINOR(dev) >> part_shift);
loop_lookup      2187 drivers/block/loop.c 		ret = loop_lookup(&lo, parm);
loop_lookup      2195 drivers/block/loop.c 		ret = loop_lookup(&lo, parm);
loop_lookup      2211 drivers/block/loop.c 		ret = loop_lookup(&lo, -1);