website-struct

Struct: tty_ldisc_ops

Status

Regular

• In 4.4: ✅

  struct tty_ldisc_ops {
      int magic;
      char *name;
      int num;
      int flags;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*chars_in_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      unsigned int (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      int (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      void (*fasync)(struct tty_struct *, int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, char *, int);
      struct module *owner;
      int refcount;
  };
  

• In 4.8: ✅

  struct tty_ldisc_ops {
      int magic;
      char *name;
      int num;
      int flags;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      unsigned int (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      int (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, char *, int);
      struct module *owner;
      int refcount;
  };
  

• In 4.10: ✅

  struct tty_ldisc_ops {
      int magic;
      char *name;
      int num;
      int flags;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      unsigned int (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      int (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, char *, int);
      struct module *owner;
      int refcount;
  };
  

• In 4.13: ✅

  struct tty_ldisc_ops {
      int magic;
      char *name;
      int num;
      int flags;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      unsigned int (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      int (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, char *, int);
      struct module *owner;
      int refcount;
  };
  

• In 4.15: ✅

  struct tty_ldisc_ops {
      int magic;
      char *name;
      int num;
      int flags;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      unsigned int (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      int (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, char *, int);
      struct module *owner;
      int refcount;
  };
  

• In 4.18: ✅

  struct tty_ldisc_ops {
      int magic;
      char *name;
      int num;
      int flags;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      long int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      __poll_t (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      int (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, char *, int);
      struct module *owner;
      int refcount;
  };
  

• In 5.0: ✅

  struct tty_ldisc_ops {
      int magic;
      char *name;
      int num;
      int flags;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      __poll_t (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      int (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, char *, int);
      struct module *owner;
      int refcount;
  };
  

• In 5.3: ✅

  struct tty_ldisc_ops {
      int magic;
      char *name;
      int num;
      int flags;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      __poll_t (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      int (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, char *, int);
      struct module *owner;
      int refcount;
  };
  

• In 5.4: ✅

  struct tty_ldisc_ops {
      int magic;
      char *name;
      int num;
      int flags;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      __poll_t (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      int (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, char *, int);
      struct module *owner;
      int refcount;
  };
  

• In 5.8: ✅

  struct tty_ldisc_ops {
      int magic;
      char *name;
      int num;
      int flags;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      __poll_t (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      int (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, char *, int);
      struct module *owner;
      int refcount;
  };
  

• In 5.11: ✅

  struct tty_ldisc_ops {
      int magic;
      char *name;
      int num;
      int flags;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t, void **, long unsigned int);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      __poll_t (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      int (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, char *, int);
      struct module *owner;
      int refcount;
  };
  

• In 5.13: ✅

  struct tty_ldisc_ops {
      char *name;
      int num;
      int flags;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t, void **, long unsigned int);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      __poll_t (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      int (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, char *, int);
      struct module *owner;
      int refcount;
  };
  

• In 5.15: ✅

  struct tty_ldisc_ops {
      char *name;
      int num;
      int flags;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t, void **, long unsigned int);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      __poll_t (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      int (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, const char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, const char *, int);
      struct module *owner;
  };
  

• In 5.19: ✅

  struct tty_ldisc_ops {
      char *name;
      int num;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t, void **, long unsigned int);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      __poll_t (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      void (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, const char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, const char *, int);
      struct module *owner;
  };
  

• In 6.2: ✅

  struct tty_ldisc_ops {
      char *name;
      int num;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t, void **, long unsigned int);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, const struct ktermios *);
      __poll_t (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      void (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, const char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, const char *, int);
      void (*lookahead_buf)(struct tty_struct *, const unsigned char *, const unsigned char *, unsigned int);
      struct module *owner;
  };
  

• In 6.5: ✅

  struct tty_ldisc_ops {
      char *name;
      int num;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t, void **, long unsigned int);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, const struct ktermios *);
      __poll_t (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      void (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, const char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, bool);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, const char *, int);
      void (*lookahead_buf)(struct tty_struct *, const unsigned char *, const unsigned char *, unsigned int);
      struct module *owner;
  };
  

• In 6.8: ✅

  struct tty_ldisc_ops {
      char *name;
      int num;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, u8 *, size_t, void **, long unsigned int);
      ssize_t (*write)(struct tty_struct *, struct file *, const u8 *, size_t);
      int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, const struct ktermios *);
      __poll_t (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      void (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const u8 *, const u8 *, size_t);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, bool);
      size_t (*receive_buf2)(struct tty_struct *, const u8 *, const u8 *, size_t);
      void (*lookahead_buf)(struct tty_struct *, const u8 *, const u8 *, size_t);
      struct module *owner;
  };
  

Arch

• In arm64: ✅

  struct tty_ldisc_ops {
      int magic;
      char *name;
      int num;
      int flags;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      __poll_t (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      int (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, char *, int);
      struct module *owner;
      int refcount;
  };
  

• In armhf: ✅

  struct tty_ldisc_ops {
      int magic;
      char *name;
      int num;
      int flags;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      __poll_t (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      int (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, char *, int);
      struct module *owner;
      int refcount;
  };
  

• In ppc64el: ✅

  struct tty_ldisc_ops {
      int magic;
      char *name;
      int num;
      int flags;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      __poll_t (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      int (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, char *, int);
      struct module *owner;
      int refcount;
  };
  

• In riscv64: ✅

  struct tty_ldisc_ops {
      int magic;
      char *name;
      int num;
      int flags;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      __poll_t (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      int (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, char *, int);
      struct module *owner;
      int refcount;
  };
  

Flavor

• In aws: ✅

  struct tty_ldisc_ops {
      int magic;
      char *name;
      int num;
      int flags;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      __poll_t (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      int (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, char *, int);
      struct module *owner;
      int refcount;
  };
  

• In azure: ✅

  struct tty_ldisc_ops {
      int magic;
      char *name;
      int num;
      int flags;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      __poll_t (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      int (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, char *, int);
      struct module *owner;
      int refcount;
  };
  

• In gcp: ✅

  struct tty_ldisc_ops {
      int magic;
      char *name;
      int num;
      int flags;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      __poll_t (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      int (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, char *, int);
      struct module *owner;
      int refcount;
  };
  

• In lowlatency: ✅

  struct tty_ldisc_ops {
      int magic;
      char *name;
      int num;
      int flags;
      int (*open)(struct tty_struct *);
      void (*close)(struct tty_struct *);
      void (*flush_buffer)(struct tty_struct *);
      ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t);
      ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t);
      int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int);
      void (*set_termios)(struct tty_struct *, struct ktermios *);
      __poll_t (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *);
      int (*hangup)(struct tty_struct *);
      void (*receive_buf)(struct tty_struct *, const unsigned char *, char *, int);
      void (*write_wakeup)(struct tty_struct *);
      void (*dcd_change)(struct tty_struct *, unsigned int);
      int (*receive_buf2)(struct tty_struct *, const unsigned char *, char *, int);
      struct module *owner;
      int refcount;
  };
  

Differences

Regular

• Changed between 4.4 and 4.8 ⚠️

  • Field removed. ssize_t (*chars_in_buffer)(struct tty_struct *)
  • Field removed. void (*fasync)(struct tty_struct *, int)
• No changes between 4.8 and 4.10 ✅
• No changes between 4.10 and 4.13 ✅
• No changes between 4.13 and 4.15 ✅
• Changed between 4.15 and 4.18 ⚠️

  • Field type changed. unsigned int (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *) ➡️ __poll_t (*poll)(struct tty_struct *, struct file *, struct poll_table_struct *)
• Changed between 4.18 and 5.0 ⚠️

  • Field type changed. long int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int) ➡️ int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int)
• 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 type changed. ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t) ➡️ ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t, void **, long unsigned int)
• Changed between 5.11 and 5.13 ⚠️

  • Field removed. int magic
• Changed between 5.13 and 5.15 ⚠️

  • Field removed. int refcount
  • Field type changed. void (*receive_buf)(struct tty_struct *, const unsigned char *, char *, int) ➡️ void (*receive_buf)(struct tty_struct *, const unsigned char *, const char *, int)
  • Field type changed. int (*receive_buf2)(struct tty_struct *, const unsigned char *, char *, int) ➡️ int (*receive_buf2)(struct tty_struct *, const unsigned char *, const char *, int)
• Changed between 5.15 and 5.19 ⚠️

  • Field removed. int flags
  • Field type changed. int (*ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int) ➡️ int (*ioctl)(struct tty_struct *, unsigned int, long unsigned int)
  • Field type changed. int (*compat_ioctl)(struct tty_struct *, struct file *, unsigned int, long unsigned int) ➡️ int (*compat_ioctl)(struct tty_struct *, unsigned int, long unsigned int)
  • Field type changed. int (*hangup)(struct tty_struct *) ➡️ void (*hangup)(struct tty_struct *)
• Changed between 5.19 and 6.2 ⚠️

  • Field added. void (*lookahead_buf)(struct tty_struct *, const unsigned char *, const unsigned char *, unsigned int)
  • Field type changed. void (*set_termios)(struct tty_struct *, struct ktermios *) ➡️ void (*set_termios)(struct tty_struct *, const struct ktermios *)
• Changed between 6.2 and 6.5 ⚠️

  • Field type changed. void (*dcd_change)(struct tty_struct *, unsigned int) ➡️ void (*dcd_change)(struct tty_struct *, bool)
• Changed between 6.5 and 6.8 ⚠️

  • Field type changed. ssize_t (*read)(struct tty_struct *, struct file *, unsigned char *, size_t, void **, long unsigned int) ➡️ ssize_t (*read)(struct tty_struct *, struct file *, u8 *, size_t, void **, long unsigned int)
  • Field type changed. ssize_t (*write)(struct tty_struct *, struct file *, const unsigned char *, size_t) ➡️ ssize_t (*write)(struct tty_struct *, struct file *, const u8 *, size_t)
  • Field type changed. void (*receive_buf)(struct tty_struct *, const unsigned char *, const char *, int) ➡️ void (*receive_buf)(struct tty_struct *, const u8 *, const u8 *, size_t)
  • Field type changed. int (*receive_buf2)(struct tty_struct *, const unsigned char *, const char *, int) ➡️ size_t (*receive_buf2)(struct tty_struct *, const u8 *, const u8 *, size_t)
  • Field type changed. void (*lookahead_buf)(struct tty_struct *, const unsigned char *, const unsigned char *, unsigned int) ➡️ void (*lookahead_buf)(struct tty_struct *, const u8 *, const u8 *, size_t)

Arch

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

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 ✅