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tty: Eliminate global symbol tty_ldisc_N_TTY

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Reduce global tty symbols; move and rename tty_ldisc_begin() as
n_tty_init() and redefine the N_TTY ldisc ops as file scope.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Peter Hurley
2016-01-09 21:35:19 -08:00
committed by Greg Kroah-Hartman
parent d1d027eff5
commit 27228732aa
4 changed files with 10 additions and 13 deletions
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3
include/linux/tty.h
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@@ -576,7 +576,6 @@ extern int tty_ldisc_setup(struct tty_struct *tty, struct tty_struct *o_tty);
extern void tty_ldisc_release(struct tty_struct *tty);
extern void tty_ldisc_init(struct tty_struct *tty);
extern void tty_ldisc_deinit(struct tty_struct *tty);
extern void tty_ldisc_begin(void);
static inline int tty_ldisc_receive_buf(struct tty_ldisc *ld, unsigned char *p,
char *f, int count)
@@ -593,8 +592,8 @@ static inline int tty_ldisc_receive_buf(struct tty_ldisc *ld, unsigned char *p,
/* n_tty.c */
extern struct tty_ldisc_ops tty_ldisc_N_TTY;
extern void n_tty_inherit_ops(struct tty_ldisc_ops *ops);
extern void __init n_tty_init(void);
/* tty_audit.c */
#ifdef CONFIG_AUDIT