tty: rename the remaining oddly named n_tty functions

Original idea for this from a patch by Rodolfo Giometti which merges various
bits of PPS support

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alan Cox 2008-10-13 10:46:24 +01:00 committed by Linus Torvalds
parent a18992d465
commit 11a96d1820

View File

@ -26,7 +26,7 @@
*
* 2002/03/18 Implemented n_tty_wakeup to send SIGIO POLL_OUTs to
* waiting writing processes-Sapan Bhatia <sapan@corewars.org>.
* Also fixed a bug in BLOCKING mode where write_chan returns
* Also fixed a bug in BLOCKING mode where n_tty_write returns
* EAGAIN
*/
@ -358,7 +358,7 @@ static int opost(unsigned char c, struct tty_struct *tty)
* the simple cases normally found and helps to generate blocks of
* symbols for the console driver and thus improve performance.
*
* Called from write_chan under the tty layer write lock. Relies
* Called from n_tty_write under the tty layer write lock. Relies
* on lock_kernel for the tty->column state.
*/
@ -1183,7 +1183,7 @@ static inline int input_available_p(struct tty_struct *tty, int amt)
* @b: user data
* @nr: size of data
*
* Helper function to speed up read_chan. It is only called when
* Helper function to speed up n_tty_read. It is only called when
* ICANON is off; it copies characters straight from the tty queue to
* user space directly. It can be profitably called twice; once to
* drain the space from the tail pointer to the (physical) end of the
@ -1250,7 +1250,7 @@ static int job_control(struct tty_struct *tty, struct file *file)
if (file->f_op->write != redirected_tty_write &&
current->signal->tty == tty) {
if (!tty->pgrp)
printk(KERN_ERR "read_chan: no tty->pgrp!\n");
printk(KERN_ERR "n_tty_read: no tty->pgrp!\n");
else if (task_pgrp(current) != tty->pgrp) {
if (is_ignored(SIGTTIN) ||
is_current_pgrp_orphaned())
@ -1265,7 +1265,7 @@ static int job_control(struct tty_struct *tty, struct file *file)
/**
* read_chan - read function for tty
* n_tty_read - read function for tty
* @tty: tty device
* @file: file object
* @buf: userspace buffer pointer
@ -1279,7 +1279,7 @@ static int job_control(struct tty_struct *tty, struct file *file)
* This code must be sure never to sleep through a hangup.
*/
static ssize_t read_chan(struct tty_struct *tty, struct file *file,
static ssize_t n_tty_read(struct tty_struct *tty, struct file *file,
unsigned char __user *buf, size_t nr)
{
unsigned char __user *b = buf;
@ -1481,7 +1481,7 @@ static ssize_t read_chan(struct tty_struct *tty, struct file *file,
}
/**
* write_chan - write function for tty
* n_tty_write - write function for tty
* @tty: tty device
* @file: file object
* @buf: userspace buffer pointer
@ -1495,7 +1495,7 @@ static ssize_t read_chan(struct tty_struct *tty, struct file *file,
* This code must be sure never to sleep through a hangup.
*/
static ssize_t write_chan(struct tty_struct *tty, struct file *file,
static ssize_t n_tty_write(struct tty_struct *tty, struct file *file,
const unsigned char *buf, size_t nr)
{
const unsigned char *b = buf;
@ -1569,7 +1569,7 @@ static ssize_t write_chan(struct tty_struct *tty, struct file *file,
}
/**
* normal_poll - poll method for N_TTY
* n_tty_poll - poll method for N_TTY
* @tty: terminal device
* @file: file accessing it
* @wait: poll table
@ -1582,7 +1582,7 @@ static ssize_t write_chan(struct tty_struct *tty, struct file *file,
* Called without the kernel lock held - fine
*/
static unsigned int normal_poll(struct tty_struct *tty, struct file *file,
static unsigned int n_tty_poll(struct tty_struct *tty, struct file *file,
poll_table *wait)
{
unsigned int mask = 0;
@ -1655,11 +1655,11 @@ struct tty_ldisc_ops tty_ldisc_N_TTY = {
.close = n_tty_close,
.flush_buffer = n_tty_flush_buffer,
.chars_in_buffer = n_tty_chars_in_buffer,
.read = read_chan,
.write = write_chan,
.read = n_tty_read,
.write = n_tty_write,
.ioctl = n_tty_ioctl,
.set_termios = n_tty_set_termios,
.poll = normal_poll,
.poll = n_tty_poll,
.receive_buf = n_tty_receive_buf,
.write_wakeup = n_tty_write_wakeup
};