Commit 08aa5042 authored Nov 04, 2020 by Lee Jones Committed by Greg Kroah-Hartman Nov 06, 2020

tty: tty_io: Fix some kernel-doc issues

Demote non-conformant headers and supply some missing descriptions.

Fixes the following W=1 kernel build warning(s):

drivers/tty/tty_io.c:218: warning: Function parameter or member 'file' not described in 'tty_free_file'
drivers/tty/tty_io.c:566: warning: Function parameter or member 'exit_session' not described in '__tty_hangup'
drivers/tty/tty_io.c:1077: warning: Function parameter or member 'tty' not described in 'tty_send_xchar'
drivers/tty/tty_io.c:1077: warning: Function parameter or member 'ch' not described in 'tty_send_xchar'
drivers/tty/tty_io.c:1155: warning: Function parameter or member 'file' not described in 'tty_driver_lookup_tty'
drivers/tty/tty_io.c:1508: warning: Function parameter or member 'tty' not described in 'release_tty'
drivers/tty/tty_io.c:1508: warning: Function parameter or member 'idx' not described in 'release_tty'
drivers/tty/tty_io.c:2973: warning: Function parameter or member 'driver' not described in 'alloc_tty_struct'
drivers/tty/tty_io.c:2973: warning: Function parameter or member 'idx' not described in 'alloc_tty_struct'

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jiri Slaby <jirislaby@kernel.org>
Cc: Nick Holloway <alfie@dcs.warwick.ac.uk>
Cc: -- <julian@uhunix.uhcc.hawaii.edu>
Cc: Marko Kohtala <Marko.Kohtala@hut.fi>
Cc: Bill Hawes <whawes@star.net>
Cc: "C. Scott Ananian" <cananian@alumni.princeton.edu>
Cc: Russell King <rmk@arm.linux.org.uk>
Cc: Andrew Morton <andrewm@uow.edu.eu>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Link: https://lore.kernel.org/r/20201104193549.4026187-13-lee.jones@linaro.org

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 5d5b53cf

drivers/tty/tty_io.c

+7 −3

Original line number	Diff line number	Diff line
		@@ -208,7 +208,7 @@ void tty_add_file(struct tty_struct tty, struct file file)
		spin_unlock(&tty->files_lock);
		}

		/**
		/*
		* tty_free_file - free file->private_data
		*
		* This shall be used only for fail path handling when tty_add_file was not
		@@ -543,6 +543,7 @@ EXPORT_SYMBOL_GPL(tty_wakeup);
		/**
		* __tty_hangup - actual handler for hangup events
		* @tty: tty device
		* @exit_session: if non-zero, signal all foreground group processes
		*
		* This can be called by a "kworker" kernel thread. That is process
		* synchronous but doesn't hold any locks, so we need to make sure we
		@@ -1065,7 +1066,7 @@ ssize_t redirected_tty_write(struct file file, const char __user buf,
		return tty_write(file, buf, count, ppos);
		}

		/**
		/*
		* tty_send_xchar - send priority character
		*
		* Send a high priority character to the tty even if stopped
		@@ -1143,6 +1144,7 @@ static ssize_t tty_line_name(struct tty_driver driver, int index, char p)
		/**
		* tty_driver_lookup_tty() - find an existing tty, if any
		* @driver: the driver for the tty
		* @file: file object
		* @idx: the minor number
		*
		* Return the tty, if found. If not found, return NULL or ERR_PTR() if the
		@@ -1494,6 +1496,8 @@ EXPORT_SYMBOL(tty_kref_put);

		/**
		* release_tty - release tty structure memory
		* @tty: tty device release
		* @idx: index of the tty device release
		*
		* Release both @tty and a possible linked partner (think pty pair),
		* and decrement the refcount of the backing module.
		@@ -2961,7 +2965,7 @@ static struct device tty_get_device(struct tty_struct tty)
		}


		/**
		/*
		* alloc_tty_struct
		*
		* This subroutine allocates and initializes a tty structure.