static void release_tty(struct tty_struct *tty, int idx);
/**
- * free_tty_struct - free a disused tty
+ * free_tty_struct - free a disused tty
* @tty: tty struct to free
*
* Free the write buffers, tty queue and tty memory itself.
}
/**
- * tty_name - return tty naming
+ * tty_name - return tty naming
* @tty: tty structure
*
* Convert a tty structure into a name. The name reflects the kernel naming
}
/**
- * get_tty_driver - find device of a tty
+ * get_tty_driver - find device of a tty
* @device: device identifier
* @index: returns the index of the tty
*
}
/**
- * tty_dev_name_to_number - return dev_t for device name
+ * tty_dev_name_to_number - return dev_t for device name
* @name: user space name of device under /dev
* @number: pointer to dev_t that this function will populate
*
#ifdef CONFIG_CONSOLE_POLL
/**
- * tty_find_polling_driver - find device of a polled tty
+ * tty_find_polling_driver - find device of a polled tty
* @name: name string to match
* @line: pointer to resulting tty line nr
*
static struct file *redirect;
/**
- * tty_wakeup - request more data
+ * tty_wakeup - request more data
* @tty: terminal
*
* Internal and external helper for wakeups of tty. This function informs the
EXPORT_SYMBOL_GPL(tty_wakeup);
/**
- * tty_release_redirect - Release a redirect on a pty if present
+ * tty_release_redirect - Release a redirect on a pty if present
* @tty: tty device
*
* This is available to the pty code so if the master closes, if the slave is a
}
/**
- * __tty_hangup - actual handler for hangup events
+ * __tty_hangup - actual handler for hangup events
* @tty: tty device
* @exit_session: if non-zero, signal all foreground group processes
*
}
/**
- * tty_hangup - trigger a hangup event
+ * tty_hangup - trigger a hangup event
* @tty: tty to hangup
*
* A carrier loss (virtual or otherwise) has occurred on @tty. Schedule a
EXPORT_SYMBOL(tty_hangup);
/**
- * tty_vhangup - process vhangup
+ * tty_vhangup - process vhangup
* @tty: tty to hangup
*
* The user has asked via system call for the terminal to be hung up. We do
/**
- * tty_vhangup_self - process vhangup for own ctty
+ * tty_vhangup_self - process vhangup for own ctty
*
* Perform a vhangup on the current controlling tty
*/
}
/**
- * tty_vhangup_session - hangup session leader exit
+ * tty_vhangup_session - hangup session leader exit
* @tty: tty to hangup
*
* The session leader is exiting and hanging up its controlling terminal.
}
/**
- * tty_hung_up_p - was tty hung up
+ * tty_hung_up_p - was tty hung up
* @filp: file pointer of tty
*
* Return: true if the tty has been subject to a vhangup or a carrier loss
}
/**
- * stop_tty - propagate flow control
+ * stop_tty - propagate flow control
* @tty: tty to stop
*
* Perform flow control to the driver. May be called on an already stopped
}
/**
- * start_tty - propagate flow control
+ * start_tty - propagate flow control
* @tty: tty to start
*
* Start a tty that has been stopped if at all possible. If @tty was previously
/**
- * tty_read - read method for tty device files
+ * tty_read - read method for tty device files
* @iocb: kernel I/O control block
* @to: destination for the data read
*
}
/**
- * tty_write - write method for tty device file
+ * tty_write - write method for tty device file
* @iocb: kernel I/O control block
* @from: iov_iter with data to write
*
}
/**
- * tty_send_xchar - send priority character
+ * tty_send_xchar - send priority character
* @tty: the tty to send to
* @ch: xchar to send
*
}
/**
- * pty_line_name - generate name for a pty
+ * pty_line_name - generate name for a pty
* @driver: the tty driver in use
* @index: the minor number
* @p: output buffer of at least 6 bytes
}
/**
- * tty_line_name - generate name for a tty
+ * tty_line_name - generate name for a tty
* @driver: the tty driver in use
* @index: the minor number
* @p: output buffer of at least 7 bytes
}
/**
- * tty_init_termios - helper for termios setup
+ * tty_init_termios - helper for termios setup
* @tty: the tty to set up
*
* Initialise the termios structure for this tty. This runs under the
}
/**
- * tty_reopen() - fast re-open of an open tty
+ * tty_reopen() - fast re-open of an open tty
* @tty: the tty to open
*
* Re-opens on master ptys are not allowed and return -%EIO.
}
/**
- * tty_init_dev - initialise a tty device
+ * tty_init_dev - initialise a tty device
* @driver: tty driver we are opening a device on
* @idx: device index
*
EXPORT_SYMBOL_GPL(tty_save_termios);
/**
- * tty_flush_works - flush all works of a tty/pty pair
+ * tty_flush_works - flush all works of a tty/pty pair
* @tty: tty device to flush works for (or either end of a pty pair)
*
* Sync flush all works belonging to @tty (and the 'other' tty).
}
/**
- * release_one_tty - release tty structure memory
+ * release_one_tty - release tty structure memory
* @work: work of tty we are obliterating
*
* Releases memory associated with a tty structure, and clears out the
}
/**
- * tty_kref_put - release a tty kref
+ * tty_kref_put - release a tty kref
* @tty: tty device
*
* Release a reference to the @tty device and if need be let the kref layer
EXPORT_SYMBOL(tty_kref_put);
/**
- * release_tty - release tty structure memory
+ * release_tty - release tty structure memory
* @tty: tty device release
* @idx: index of the tty device release
*
}
/**
- * tty_kclose - closes tty opened by tty_kopen
+ * tty_kclose - closes tty opened by tty_kopen
* @tty: tty device
*
* Performs the final steps to release and free a tty device. It is the same as
EXPORT_SYMBOL_GPL(tty_kclose);
/**
- * tty_release_struct - release a tty struct
+ * tty_release_struct - release a tty struct
* @tty: tty device
* @idx: index of the tty
*
EXPORT_SYMBOL_GPL(tty_release_struct);
/**
- * tty_release - vfs callback for close
+ * tty_release - vfs callback for close
* @inode: inode of tty
* @filp: file pointer for handle to tty
*
}
/**
- * tty_kopen_exclusive - open a tty device for kernel
+ * tty_kopen_exclusive - open a tty device for kernel
* @device: dev_t of device to open
*
* Opens tty exclusively for kernel. Performs the driver lookup, makes sure
EXPORT_SYMBOL_GPL(tty_kopen_exclusive);
/**
- * tty_kopen_shared - open a tty device for shared in-kernel use
+ * tty_kopen_shared - open a tty device for shared in-kernel use
* @device: dev_t of device to open
*
* Opens an already existing tty for in-kernel use. Compared to
EXPORT_SYMBOL_GPL(tty_kopen_shared);
/**
- * tty_open_by_driver - open a tty device
+ * tty_open_by_driver - open a tty device
* @device: dev_t of device to open
* @filp: file pointer to tty
*
}
/**
- * tty_open - open a tty device
+ * tty_open - open a tty device
* @inode: inode of device file
* @filp: file pointer to tty
*
/**
- * tty_poll - check tty status
+ * tty_poll - check tty status
* @filp: file being polled
* @wait: poll wait structures to update
*
static bool tty_legacy_tiocsti __read_mostly = IS_ENABLED(CONFIG_LEGACY_TIOCSTI);
/**
- * tiocsti - fake input character
+ * tiocsti - fake input character
* @tty: tty to fake input into
* @p: pointer to character
*
}
/**
- * tiocgwinsz - implement window query ioctl
+ * tiocgwinsz - implement window query ioctl
* @tty: tty
* @arg: user buffer for result
*
}
/**
- * tty_do_resize - resize event
+ * tty_do_resize - resize event
* @tty: tty being resized
* @ws: new dimensions
*
EXPORT_SYMBOL(tty_do_resize);
/**
- * tiocswinsz - implement window size set ioctl
+ * tiocswinsz - implement window size set ioctl
* @tty: tty side of tty
* @arg: user buffer for result
*
}
/**
- * tioccons - allow admin to move logical console
+ * tioccons - allow admin to move logical console
* @file: the file to become console
*
* Allow the administrator to move the redirected console device.
}
/**
- * tiocsetd - set line discipline
+ * tiocsetd - set line discipline
* @tty: tty device
* @p: pointer to user data
*
}
/**
- * tiocgetd - get line discipline
+ * tiocgetd - get line discipline
* @tty: tty device
* @p: pointer to user data
*
}
/**
- * send_break - performed time break
+ * send_break - performed time break
* @tty: device to break on
* @duration: timeout in mS
*
}
/**
- * tty_tiocmget - get modem status
+ * tty_tiocmget - get modem status
* @tty: tty device
* @p: pointer to result
*
}
/**
- * tty_tiocmset - set modem status
+ * tty_tiocmset - set modem status
* @tty: tty device
* @cmd: command - clear bits, set bits or set all
* @p: pointer to desired bits
}
/**
- * tty_get_icount - get tty statistics
+ * tty_get_icount - get tty statistics
* @tty: tty device
* @icount: output parameter
*
}
/**
- * tty_put_char - write one character to a tty
+ * tty_put_char - write one character to a tty
* @tty: tty
* @ch: character to write
*