87 static int  zft_open (struct inode *ino, struct file *filep);
88 static int zft_close(struct inode *ino, struct file *filep);
89 static int  zft_ioctl(struct inode *ino, struct file *filep,
110 static int zft_open(struct inode *ino, struct file *filep)  in zft_open()  argument
115 	TRACE(ft_t_flow, "called for minor %d", MINOR(ino->i_rdev));  in zft_open()
120 	if ((MINOR(ino->i_rdev) & ~(ZFT_MINOR_OP_MASK | FTAPE_NO_REWIND))  in zft_open()
128 	result = _zft_open(MINOR(ino->i_rdev), filep->f_flags & O_ACCMODE);  in zft_open()
145 static int zft_close(struct inode *ino, struct file *filep)  in zft_close()  argument
151 	if (!busy_flag || MINOR(ino->i_rdev) != zft_unit) {  in zft_close()
169 static int zft_ioctl(struct inode *ino, struct file *filep,  in zft_ioctl()  argument
176 	if (!busy_flag || MINOR(ino->i_rdev) != zft_unit || ft_failure) {  in zft_ioctl()
224 	struct inode *ino = fp->f_dentry->d_inode;  in zft_read()  local
228 	if (!busy_flag || MINOR(ino->i_rdev) != zft_unit || ft_failure) {  in zft_read()
247 	struct inode *ino = fp->f_dentry->d_inode;  in zft_write()  local
251 	if (!busy_flag || MINOR(ino->i_rdev) != zft_unit || ft_failure) {  in zft_write()