hpfs_ioctl        327 fs/hpfs/dir.c  	.unlocked_ioctl	= hpfs_ioctl,
hpfs_ioctl        217 fs/hpfs/file.c 	.unlocked_ioctl	= hpfs_ioctl,
hpfs_ioctl        331 fs/hpfs/hpfs_fn.h long hpfs_ioctl(struct file *file, unsigned cmd, unsigned long arg);