taglinefilesource code
xd_fops75drivers/block/xd.cstatic struct file_operations xd_fops = { NULL,block_read,block_write,NULL,NULL,xd_ioctl,NULL,xd_open,xd_release,block_fsync };
xd_fops87drivers/block/xd.cif (register_blkdev(MAJOR_NR,"xd",&xd_fops)) {