Commit 11a96d18 authored by Alan Cox's avatar Alan Cox Committed by Linus Torvalds
Browse files

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: default avatarAlan Cox <alan@redhat.com>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent a18992d4

drivers/char/n_tty.c

+13 −13
Original line number Diff line number Diff line
@@ -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

};