block_device_operations  948 fs/block_dev.c 	struct block_device_operations * bdops = disk->fops;
block_device_operations   22 fs/ext2/xip.c  	struct block_device_operations *ops = bdev->bd_disk->fops;
block_device_operations  154 include/linux/genhd.h 	struct block_device_operations *fops;