website-struct

Struct: tty_operations

Status

Regular

• In 4.4: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct inode *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      int (*write_room)(struct tty_struct *);
      int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*set_termiox)(struct tty_struct *, struct termiox *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      const struct file_operations *proc_fops;
  };
  

• In 4.8: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      int (*write_room)(struct tty_struct *);
      int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*set_termiox)(struct tty_struct *, struct termiox *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      const struct file_operations *proc_fops;
  };
  

• In 4.10: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      int (*write_room)(struct tty_struct *);
      int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*set_termiox)(struct tty_struct *, struct termiox *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      const struct file_operations *proc_fops;
  };
  

• In 4.13: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      int (*write_room)(struct tty_struct *);
      int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*set_termiox)(struct tty_struct *, struct termiox *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      const struct file_operations *proc_fops;
  };
  

• In 4.15: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      int (*write_room)(struct tty_struct *);
      int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*set_termiox)(struct tty_struct *, struct termiox *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      void (*show_fdinfo)(struct tty_struct *, struct seq_file *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      const struct file_operations *proc_fops;
  };
  

• In 4.18: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      int (*write_room)(struct tty_struct *);
      int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*set_termiox)(struct tty_struct *, struct termiox *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      void (*show_fdinfo)(struct tty_struct *, struct seq_file *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      int (*proc_show)(struct seq_file *, void *);
  };
  

• In 5.0: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      int (*write_room)(struct tty_struct *);
      int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*set_termiox)(struct tty_struct *, struct termiox *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*get_serial)(struct tty_struct *, struct serial_struct *);
      int (*set_serial)(struct tty_struct *, struct serial_struct *);
      void (*show_fdinfo)(struct tty_struct *, struct seq_file *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      int (*proc_show)(struct seq_file *, void *);
  };
  

• In 5.3: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      int (*write_room)(struct tty_struct *);
      int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*set_termiox)(struct tty_struct *, struct termiox *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*get_serial)(struct tty_struct *, struct serial_struct *);
      int (*set_serial)(struct tty_struct *, struct serial_struct *);
      void (*show_fdinfo)(struct tty_struct *, struct seq_file *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      int (*proc_show)(struct seq_file *, void *);
  };
  

• In 5.4: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      int (*write_room)(struct tty_struct *);
      int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*set_termiox)(struct tty_struct *, struct termiox *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*get_serial)(struct tty_struct *, struct serial_struct *);
      int (*set_serial)(struct tty_struct *, struct serial_struct *);
      void (*show_fdinfo)(struct tty_struct *, struct seq_file *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      int (*proc_show)(struct seq_file *, void *);
  };
  

• In 5.8: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      int (*write_room)(struct tty_struct *);
      int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*set_termiox)(struct tty_struct *, struct termiox *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*get_serial)(struct tty_struct *, struct serial_struct *);
      int (*set_serial)(struct tty_struct *, struct serial_struct *);
      void (*show_fdinfo)(struct tty_struct *, struct seq_file *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      int (*proc_show)(struct seq_file *, void *);
  };
  

• In 5.11: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      int (*write_room)(struct tty_struct *);
      int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*get_serial)(struct tty_struct *, struct serial_struct *);
      int (*set_serial)(struct tty_struct *, struct serial_struct *);
      void (*show_fdinfo)(struct tty_struct *, struct seq_file *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      int (*proc_show)(struct seq_file *, void *);
  };
  

• In 5.13: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      int (*write_room)(struct tty_struct *);
      int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*get_serial)(struct tty_struct *, struct serial_struct *);
      int (*set_serial)(struct tty_struct *, struct serial_struct *);
      void (*show_fdinfo)(struct tty_struct *, struct seq_file *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      int (*proc_show)(struct seq_file *, void *);
  };
  

• In 5.15: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      unsigned int (*write_room)(struct tty_struct *);
      unsigned int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*get_serial)(struct tty_struct *, struct serial_struct *);
      int (*set_serial)(struct tty_struct *, struct serial_struct *);
      void (*show_fdinfo)(struct tty_struct *, struct seq_file *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      int (*proc_show)(struct seq_file *, void *);
  };
  

• In 5.19: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      unsigned int (*write_room)(struct tty_struct *);
      unsigned int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*get_serial)(struct tty_struct *, struct serial_struct *);
      int (*set_serial)(struct tty_struct *, struct serial_struct *);
      void (*show_fdinfo)(struct tty_struct *, struct seq_file *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      int (*proc_show)(struct seq_file *, void *);
  };
  

• In 6.2: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      unsigned int (*write_room)(struct tty_struct *);
      unsigned int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, const struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*get_serial)(struct tty_struct *, struct serial_struct *);
      int (*set_serial)(struct tty_struct *, struct serial_struct *);
      void (*show_fdinfo)(struct tty_struct *, struct seq_file *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      int (*proc_show)(struct seq_file *, void *);
  };
  

• In 6.5: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      unsigned int (*write_room)(struct tty_struct *);
      unsigned int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, const struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*get_serial)(struct tty_struct *, struct serial_struct *);
      int (*set_serial)(struct tty_struct *, struct serial_struct *);
      void (*show_fdinfo)(struct tty_struct *, struct seq_file *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      int (*proc_show)(struct seq_file *, void *);
  };
  

• In 6.8: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      ssize_t (*write)(struct tty_struct *, const u8 *, size_t);
      int (*put_char)(struct tty_struct *, u8);
      void (*flush_chars)(struct tty_struct *);
      unsigned int (*write_room)(struct tty_struct *);
      unsigned int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, const struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, u8);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*get_serial)(struct tty_struct *, struct serial_struct *);
      int (*set_serial)(struct tty_struct *, struct serial_struct *);
      void (*show_fdinfo)(struct tty_struct *, struct seq_file *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      int (*proc_show)(struct seq_file *, void *);
  };
  

Arch

• In arm64: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      int (*write_room)(struct tty_struct *);
      int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*set_termiox)(struct tty_struct *, struct termiox *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*get_serial)(struct tty_struct *, struct serial_struct *);
      int (*set_serial)(struct tty_struct *, struct serial_struct *);
      void (*show_fdinfo)(struct tty_struct *, struct seq_file *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      int (*proc_show)(struct seq_file *, void *);
  };
  

• In armhf: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      int (*write_room)(struct tty_struct *);
      int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*set_termiox)(struct tty_struct *, struct termiox *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*get_serial)(struct tty_struct *, struct serial_struct *);
      int (*set_serial)(struct tty_struct *, struct serial_struct *);
      void (*show_fdinfo)(struct tty_struct *, struct seq_file *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      int (*proc_show)(struct seq_file *, void *);
  };
  

• In ppc64el: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      int (*write_room)(struct tty_struct *);
      int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*set_termiox)(struct tty_struct *, struct termiox *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*get_serial)(struct tty_struct *, struct serial_struct *);
      int (*set_serial)(struct tty_struct *, struct serial_struct *);
      void (*show_fdinfo)(struct tty_struct *, struct seq_file *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      int (*proc_show)(struct seq_file *, void *);
  };
  

• In riscv64: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      int (*write_room)(struct tty_struct *);
      int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*set_termiox)(struct tty_struct *, struct termiox *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*get_serial)(struct tty_struct *, struct serial_struct *);
      int (*set_serial)(struct tty_struct *, struct serial_struct *);
      void (*show_fdinfo)(struct tty_struct *, struct seq_file *);
      int (*proc_show)(struct seq_file *, void *);
  };
  

Flavor

• In aws: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      int (*write_room)(struct tty_struct *);
      int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*set_termiox)(struct tty_struct *, struct termiox *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*get_serial)(struct tty_struct *, struct serial_struct *);
      int (*set_serial)(struct tty_struct *, struct serial_struct *);
      void (*show_fdinfo)(struct tty_struct *, struct seq_file *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      int (*proc_show)(struct seq_file *, void *);
  };
  

• In azure: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      int (*write_room)(struct tty_struct *);
      int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*set_termiox)(struct tty_struct *, struct termiox *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*get_serial)(struct tty_struct *, struct serial_struct *);
      int (*set_serial)(struct tty_struct *, struct serial_struct *);
      void (*show_fdinfo)(struct tty_struct *, struct seq_file *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      int (*proc_show)(struct seq_file *, void *);
  };
  

• In gcp: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      int (*write_room)(struct tty_struct *);
      int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*set_termiox)(struct tty_struct *, struct termiox *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*get_serial)(struct tty_struct *, struct serial_struct *);
      int (*set_serial)(struct tty_struct *, struct serial_struct *);
      void (*show_fdinfo)(struct tty_struct *, struct seq_file *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      int (*proc_show)(struct seq_file *, void *);
  };
  

• In lowlatency: ✅

  struct tty_operations {
      struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int);
      int (*install)(struct tty_driver *, struct tty_struct *);
      void (*remove)(struct tty_driver *, struct tty_struct *);
      int (*open)(struct tty_struct *, struct file *);
      void (*close)(struct tty_struct *, struct file *);
      void (*shutdown)(struct tty_struct *);
      void (*cleanup)(struct tty_struct *);
      int (*write)(struct tty_struct *, const unsigned char *, int);
      int (*put_char)(struct tty_struct *, unsigned char);
      void (*flush_chars)(struct tty_struct *);
      int (*write_room)(struct tty_struct *);
      int (*chars_in_buffer)(struct tty_struct *);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      void (*throttle)(struct tty_struct *);
      void (*unthrottle)(struct tty_struct *);
      void (*stop)(struct tty_struct *);
      void (*start)(struct tty_struct *);
      void (*hangup)(struct tty_struct *);
      int (*break_ctl)(struct tty_struct *, int);
      void (*flush_buffer)(struct tty_struct *);
      void (*set_ldisc)(struct tty_struct *);
      void (*wait_until_sent)(struct tty_struct *, int);
      void (*send_xchar)(struct tty_struct *, char);
      int (*tiocmget)(struct tty_struct *);
      int (*tiocmset)(struct tty_struct *, unsigned int, unsigned int);
      int (*resize)(struct tty_struct *, struct winsize *);
      int (*set_termiox)(struct tty_struct *, struct termiox *);
      int (*get_icount)(struct tty_struct *, struct serial_icounter_struct *);
      int (*get_serial)(struct tty_struct *, struct serial_struct *);
      int (*set_serial)(struct tty_struct *, struct serial_struct *);
      void (*show_fdinfo)(struct tty_struct *, struct seq_file *);
      int (*poll_init)(struct tty_driver *, int, char *);
      int (*poll_get_char)(struct tty_driver *, int);
      void (*poll_put_char)(struct tty_driver *, int, char);
      int (*proc_show)(struct seq_file *, void *);
  };
  

Differences

Regular

• Changed between 4.4 and 4.8 ⚠️

  • Field type changed. struct tty_struct * (*lookup)(struct tty_driver *, struct inode *, int) ➡️ struct tty_struct * (*lookup)(struct tty_driver *, struct file *, int)
• No changes between 4.8 and 4.10 ✅
• No changes between 4.10 and 4.13 ✅
• Changed between 4.13 and 4.15 ⚠️

  • Field added. void (*show_fdinfo)(struct tty_struct *, struct seq_file *)
• Changed between 4.15 and 4.18 ⚠️

  • Field added. int (*proc_show)(struct seq_file *, void *)
  • Field removed. const struct file_operations *proc_fops
• Changed between 4.18 and 5.0 ⚠️

  • Field added. int (*get_serial)(struct tty_struct *, struct serial_struct *)
  • Field added. int (*set_serial)(struct tty_struct *, struct serial_struct *)
• No changes between 5.0 and 5.3 ✅
• No changes between 5.3 and 5.4 ✅
• No changes between 5.4 and 5.8 ✅
• Changed between 5.8 and 5.11 ⚠️

  • Field removed. int (*set_termiox)(struct tty_struct *, struct termiox *)
• No changes between 5.11 and 5.13 ✅
• Changed between 5.13 and 5.15 ⚠️

  • Field type changed. int (*write_room)(struct tty_struct *) ➡️ unsigned int (*write_room)(struct tty_struct *)
  • Field type changed. int (*chars_in_buffer)(struct tty_struct *) ➡️ unsigned int (*chars_in_buffer)(struct tty_struct *)
• No changes between 5.15 and 5.19 ✅
• Changed between 5.19 and 6.2 ⚠️

  • Field type changed. void (*set_termios)(struct tty_struct *, struct ktermios *) ➡️ void (*set_termios)(struct tty_struct *, const struct ktermios *)
• No changes between 6.2 and 6.5 ✅
• Changed between 6.5 and 6.8 ⚠️

  • Field type changed. int (*write)(struct tty_struct *, const unsigned char *, int) ➡️ ssize_t (*write)(struct tty_struct *, const u8 *, size_t)
  • Field type changed. int (*put_char)(struct tty_struct *, unsigned char) ➡️ int (*put_char)(struct tty_struct *, u8)
  • Field type changed. void (*send_xchar)(struct tty_struct *, char) ➡️ void (*send_xchar)(struct tty_struct *, u8)

Arch

• No changes between amd64 and arm64 ✅
• No changes between amd64 and armhf ✅
• No changes between amd64 and ppc64el ✅
• Changed between amd64 and riscv64 ⚠️

  • Field removed. int (*poll_init)(struct tty_driver *, int, char *)
  • Field removed. int (*poll_get_char)(struct tty_driver *, int)
  • Field removed. void (*poll_put_char)(struct tty_driver *, int, char)

Flavor

• No changes between generic and aws ✅
• No changes between generic and azure ✅
• No changes between generic and gcp ✅
• No changes between generic and lowlatency ✅