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Diffstat (limited to 'include/linux/tty.h')
-rw-r--r--include/linux/tty.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/linux/tty.h b/include/linux/tty.h
index 04827ca65781..44091c0db0b4 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -174,7 +174,7 @@ struct tty_struct {
struct tty_driver *driver;
int index;
struct tty_ldisc ldisc;
- struct semaphore termios_sem;
+ struct mutex termios_mutex;
struct termios *termios, *termios_locked;
char name[64];
int pgrp;
@@ -190,7 +190,6 @@ struct tty_struct {
struct tty_struct *link;
struct fasync_struct *fasync;
struct tty_bufhead buf;
- int max_flip_cnt;
int alt_speed; /* For magic substitution of 38400 bps */
wait_queue_head_t write_wait;
wait_queue_head_t read_wait;
@@ -308,6 +307,9 @@ extern void tty_ldisc_put(int);
extern void tty_wakeup(struct tty_struct *tty);
extern void tty_ldisc_flush(struct tty_struct *tty);
+extern int tty_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
+ unsigned long arg);
+
extern struct mutex tty_mutex;
/* n_tty.c */