};
struct tty_bufhead {
- struct work_struct work;
+ struct delayed_work work;
struct semaphore pty_sem;
spinlock_t lock;
struct tty_buffer *head; /* Queue head */
extern int tty_unregister_ldisc(int disc);
extern int tty_register_driver(struct tty_driver *driver);
extern int tty_unregister_driver(struct tty_driver *driver);
-extern struct class_device *tty_register_device(struct tty_driver *driver,
- unsigned index,
- struct device *dev);
+extern struct device *tty_register_device(struct tty_driver *driver,
+ unsigned index, struct device *dev);
extern void tty_unregister_device(struct tty_driver *driver, unsigned index);
extern int tty_read_raw_data(struct tty_struct *tty, unsigned char *bufp,
int buflen);
extern void tty_wakeup(struct tty_struct *tty);
extern void tty_ldisc_flush(struct tty_struct *tty);
+extern int tty_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
+ unsigned long arg);
+
+extern dev_t tty_devnum(struct tty_struct *tty);
+extern void proc_clear_tty(struct task_struct *p);
+extern void __proc_set_tty(struct task_struct *tsk, struct tty_struct *tty);
+extern void proc_set_tty(struct task_struct *tsk, struct tty_struct *tty);
+extern struct tty_struct *get_current_tty(void);
+
extern struct mutex tty_mutex;
/* n_tty.c */
extern int vt_ioctl(struct tty_struct *tty, struct file * file,
unsigned int cmd, unsigned long arg);
-static inline dev_t tty_devnum(struct tty_struct *tty)
-{
- return MKDEV(tty->driver->major, tty->driver->minor_start) + tty->index;
-}
-
#endif /* __KERNEL__ */
#endif