bdi_unregister    530 block/genhd.c  	bdi_unregister(&disk->queue->backing_dev_info);
bdi_unregister   2046 fs/nfs/super.c 	bdi_unregister(&server->backing_dev_info);
bdi_unregister     73 include/linux/backing-dev.h void bdi_unregister(struct backing_dev_info *bdi);
bdi_unregister    245 mm/backing-dev.c 	bdi_unregister(bdi);